1247130248

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{757}}^1$

素因数の和:887

約数の個数: 128

約数和(自身を含む): 3015505920

約数和(自身を除く): 1768375672

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 56, 62, 73, 91, 104, 124, 146, 182, 217, 248, 292, 364, 403, 434, 511, 584, 728, 757, 806, 868, 949, 1022, 1514, 1612, 1736, 1898, 2044, 2263, 2821, 3028, 3224, 3796, 4088, 4526, 5299, 5642, 6056, 6643, 7592, 9052, 9841, 10598, 11284, 13286, 15841, 18104, 19682, 21196, 22568, 23467, 26572, 29419, 31682, 39364, 42392, 46934, 53144, 55261, 58838, 63364, 68887, 78728, 93868, 110522, 117676, 126728, 137774, 164269, 187736, 205933, 221044, 235352, 275548, 305071, 328538, 386827, 411866, 442088, 551096, 610142, 657076, 718393, 773654, 823732, 1220284, 1314152, 1436786, 1547308, 1647464, 1713091, 2135497, 2440568, 2873572, 3094616, 3426182, 4270994, 5028751, 5747144, 6852364, 8541988, 10057502, 11991637, 13704728, 17083976, 20115004, 22270183, 23983274, 40230008, 44540366, 47966548, 89080732, 95933096, 155891281, 178161464, 311782562, 623565124, 1247130248]

約数ペア:

[(1, 1247130248), (2, 623565124), (4, 311782562), (7, 178161464), (8, 155891281), (13, 95933096), (14, 89080732), (26, 47966548), (28, 44540366), (31, 40230008), (52, 23983274), (56, 22270183), (62, 20115004), (73, 17083976), (91, 13704728), (104, 11991637), (124, 10057502), (146, 8541988), (182, 6852364), (217, 5747144), (248, 5028751), (292, 4270994), (364, 3426182), (403, 3094616), (434, 2873572), (511, 2440568), (584, 2135497), (728, 1713091), (757, 1647464), (806, 1547308), (868, 1436786), (949, 1314152), (1022, 1220284), (1514, 823732), (1612, 773654), (1736, 718393), (1898, 657076), (2044, 610142), (2263, 551096), (2821, 442088), (3028, 411866), (3224, 386827), (3796, 328538), (4088, 305071), (4526, 275548), (5299, 235352), (5642, 221044), (6056, 205933), (6643, 187736), (7592, 164269), (9052, 137774), (9841, 126728), (10598, 117676), (11284, 110522), (13286, 93868), (15841, 78728), (18104, 68887), (19682, 63364), (21196, 58838), (22568, 55261), (23467, 53144), (26572, 46934), (29419, 42392), (31682, 39364)]