28909608

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:128

約数の個数: 192

約数和(自身を含む): 94993920

約数和(自身を除く): 66084312

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 31, 39, 42, 49, 52, 56, 61, 62, 78, 84, 91, 93, 98, 104, 122, 124, 147, 156, 168, 182, 183, 186, 196, 217, 244, 248, 273, 294, 312, 364, 366, 372, 392, 403, 427, 434, 488, 546, 588, 637, 651, 728, 732, 744, 793, 806, 854, 868, 1092, 1176, 1209, 1274, 1281, 1302, 1464, 1519, 1586, 1612, 1708, 1736, 1891, 1911, 2184, 2379, 2418, 2548, 2562, 2604, 2821, 2989, 3038, 3172, 3224, 3416, 3782, 3822, 4557, 4758, 4836, 5096, 5124, 5208, 5551, 5642, 5673, 5978, 6076, 6344, 7564, 7644, 8463, 8967, 9114, 9516, 9672, 10248, 11102, 11284, 11346, 11956, 12152, 13237, 15128, 15288, 16653, 16926, 17934, 18228, 19032, 19747, 22204, 22568, 22692, 23912, 24583, 26474, 33306, 33852, 35868, 36456, 38857, 39494, 39711, 44408, 45384, 49166, 52948, 59241, 66612, 67704, 71736, 73749, 77714, 78988, 79422, 92659, 98332, 105896, 116571, 118482, 133224, 147498, 155428, 157976, 158844, 172081, 185318, 196664, 233142, 236964, 277977, 294996, 310856, 317688, 344162, 370636, 466284, 473928, 516243, 555954, 589992, 688324, 741272, 932568, 1032486, 1111908, 1204567, 1376648, 2064972, 2223816, 2409134, 3613701, 4129944, 4818268, 7227402, 9636536, 14454804, 28909608]

約数ペア:

[(1, 28909608), (2, 14454804), (3, 9636536), (4, 7227402), (6, 4818268), (7, 4129944), (8, 3613701), (12, 2409134), (13, 2223816), (14, 2064972), (21, 1376648), (24, 1204567), (26, 1111908), (28, 1032486), (31, 932568), (39, 741272), (42, 688324), (49, 589992), (52, 555954), (56, 516243), (61, 473928), (62, 466284), (78, 370636), (84, 344162), (91, 317688), (93, 310856), (98, 294996), (104, 277977), (122, 236964), (124, 233142), (147, 196664), (156, 185318), (168, 172081), (182, 158844), (183, 157976), (186, 155428), (196, 147498), (217, 133224), (244, 118482), (248, 116571), (273, 105896), (294, 98332), (312, 92659), (364, 79422), (366, 78988), (372, 77714), (392, 73749), (403, 71736), (427, 67704), (434, 66612), (488, 59241), (546, 52948), (588, 49166), (637, 45384), (651, 44408), (728, 39711), (732, 39494), (744, 38857), (793, 36456), (806, 35868), (854, 33852), (868, 33306), (1092, 26474), (1176, 24583), (1209, 23912), (1274, 22692), (1281, 22568), (1302, 22204), (1464, 19747), (1519, 19032), (1586, 18228), (1612, 17934), (1708, 16926), (1736, 16653), (1891, 15288), (1911, 15128), (2184, 13237), (2379, 12152), (2418, 11956), (2548, 11346), (2562, 11284), (2604, 11102), (2821, 10248), (2989, 9672), (3038, 9516), (3172, 9114), (3224, 8967), (3416, 8463), (3782, 7644), (3822, 7564), (4557, 6344), (4758, 6076), (4836, 5978), (5096, 5673), (5124, 5642), (5208, 5551)]