28525992

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:108

約数の個数: 128

約数和(自身を含む): 84326400

約数和(自身を除く): 55800408

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 19, 22, 24, 33, 38, 44, 47, 57, 66, 76, 88, 94, 114, 121, 132, 141, 152, 188, 209, 228, 242, 264, 282, 363, 376, 418, 456, 484, 517, 564, 627, 726, 836, 893, 968, 1034, 1128, 1254, 1331, 1452, 1551, 1672, 1786, 2068, 2299, 2508, 2662, 2679, 2904, 3102, 3572, 3993, 4136, 4598, 5016, 5324, 5358, 5687, 6204, 6897, 7144, 7986, 9196, 9823, 10648, 10716, 11374, 12408, 13794, 15972, 17061, 18392, 19646, 21432, 22748, 25289, 27588, 29469, 31944, 34122, 39292, 45496, 50578, 55176, 58938, 62557, 68244, 75867, 78584, 101156, 108053, 117876, 125114, 136488, 151734, 187671, 202312, 216106, 235752, 250228, 303468, 324159, 375342, 432212, 500456, 606936, 648318, 750684, 864424, 1188583, 1296636, 1501368, 2377166, 2593272, 3565749, 4754332, 7131498, 9508664, 14262996, 28525992]

約数ペア:

[(1, 28525992), (2, 14262996), (3, 9508664), (4, 7131498), (6, 4754332), (8, 3565749), (11, 2593272), (12, 2377166), (19, 1501368), (22, 1296636), (24, 1188583), (33, 864424), (38, 750684), (44, 648318), (47, 606936), (57, 500456), (66, 432212), (76, 375342), (88, 324159), (94, 303468), (114, 250228), (121, 235752), (132, 216106), (141, 202312), (152, 187671), (188, 151734), (209, 136488), (228, 125114), (242, 117876), (264, 108053), (282, 101156), (363, 78584), (376, 75867), (418, 68244), (456, 62557), (484, 58938), (517, 55176), (564, 50578), (627, 45496), (726, 39292), (836, 34122), (893, 31944), (968, 29469), (1034, 27588), (1128, 25289), (1254, 22748), (1331, 21432), (1452, 19646), (1551, 18392), (1672, 17061), (1786, 15972), (2068, 13794), (2299, 12408), (2508, 11374), (2662, 10716), (2679, 10648), (2904, 9823), (3102, 9196), (3572, 7986), (3993, 7144), (4136, 6897), (4598, 6204), (5016, 5687), (5324, 5358)]