28427952

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:171

約数の個数: 160

約数和(自身を含む): 91025920

約数和(自身を除く): 62597968

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 48, 56, 57, 61, 73, 76, 84, 112, 114, 122, 133, 146, 152, 168, 183, 219, 228, 244, 266, 292, 304, 336, 366, 399, 427, 438, 456, 488, 511, 532, 584, 732, 798, 854, 876, 912, 976, 1022, 1064, 1159, 1168, 1281, 1387, 1464, 1533, 1596, 1708, 1752, 2044, 2128, 2318, 2562, 2774, 2928, 3066, 3192, 3416, 3477, 3504, 4088, 4161, 4453, 4636, 5124, 5548, 6132, 6384, 6832, 6954, 8113, 8176, 8322, 8906, 9272, 9709, 10248, 11096, 12264, 13359, 13908, 16226, 16644, 17812, 18544, 19418, 20496, 22192, 24339, 24528, 26718, 27816, 29127, 31171, 32452, 33288, 35624, 38836, 48678, 53436, 55632, 58254, 62342, 64904, 66576, 71248, 77672, 84607, 93513, 97356, 106872, 116508, 124684, 129808, 155344, 169214, 187026, 194712, 213744, 233016, 249368, 253821, 338428, 374052, 389424, 466032, 498736, 507642, 592249, 676856, 748104, 1015284, 1184498, 1353712, 1496208, 1776747, 2030568, 2368996, 3553494, 4061136, 4737992, 7106988, 9475984, 14213976, 28427952]

約数ペア:

[(1, 28427952), (2, 14213976), (3, 9475984), (4, 7106988), (6, 4737992), (7, 4061136), (8, 3553494), (12, 2368996), (14, 2030568), (16, 1776747), (19, 1496208), (21, 1353712), (24, 1184498), (28, 1015284), (38, 748104), (42, 676856), (48, 592249), (56, 507642), (57, 498736), (61, 466032), (73, 389424), (76, 374052), (84, 338428), (112, 253821), (114, 249368), (122, 233016), (133, 213744), (146, 194712), (152, 187026), (168, 169214), (183, 155344), (219, 129808), (228, 124684), (244, 116508), (266, 106872), (292, 97356), (304, 93513), (336, 84607), (366, 77672), (399, 71248), (427, 66576), (438, 64904), (456, 62342), (488, 58254), (511, 55632), (532, 53436), (584, 48678), (732, 38836), (798, 35624), (854, 33288), (876, 32452), (912, 31171), (976, 29127), (1022, 27816), (1064, 26718), (1159, 24528), (1168, 24339), (1281, 22192), (1387, 20496), (1464, 19418), (1533, 18544), (1596, 17812), (1708, 16644), (1752, 16226), (2044, 13908), (2128, 13359), (2318, 12264), (2562, 11096), (2774, 10248), (2928, 9709), (3066, 9272), (3192, 8906), (3416, 8322), (3477, 8176), (3504, 8113), (4088, 6954), (4161, 6832), (4453, 6384), (4636, 6132), (5124, 5548)]