8787641982

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{881}}^1$

素因数の和:1134

約数の個数: 128

約数和(自身を含む): 21329215488

約数和(自身を除く): 12541573506

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 47, 62, 93, 94, 141, 163, 186, 217, 282, 326, 329, 434, 489, 651, 658, 881, 978, 987, 1141, 1302, 1457, 1762, 1974, 2282, 2643, 2914, 3423, 4371, 5053, 5286, 6167, 6846, 7661, 8742, 10106, 10199, 12334, 15159, 15322, 18501, 20398, 22983, 27311, 30318, 30597, 35371, 37002, 41407, 45966, 53627, 54622, 61194, 70742, 81933, 82814, 106113, 107254, 124221, 143603, 160881, 163866, 191177, 212226, 237491, 248442, 287206, 289849, 321762, 382354, 430809, 474982, 573531, 579698, 712473, 861618, 869547, 1005221, 1147062, 1283617, 1424946, 1662437, 1739094, 2010442, 2567234, 3015663, 3324874, 3850851, 4451693, 4987311, 6031326, 6749341, 7701702, 8903386, 8985319, 9974622, 13355079, 13498682, 17970638, 20248023, 26710158, 26955957, 31161851, 40496046, 47245387, 53911914, 62323702, 93485553, 94490774, 141736161, 186971106, 209229571, 283472322, 418459142, 627688713, 1255377426, 1464606997, 2929213994, 4393820991, 8787641982]

約数ペア:

[(1, 8787641982), (2, 4393820991), (3, 2929213994), (6, 1464606997), (7, 1255377426), (14, 627688713), (21, 418459142), (31, 283472322), (42, 209229571), (47, 186971106), (62, 141736161), (93, 94490774), (94, 93485553), (141, 62323702), (163, 53911914), (186, 47245387), (217, 40496046), (282, 31161851), (326, 26955957), (329, 26710158), (434, 20248023), (489, 17970638), (651, 13498682), (658, 13355079), (881, 9974622), (978, 8985319), (987, 8903386), (1141, 7701702), (1302, 6749341), (1457, 6031326), (1762, 4987311), (1974, 4451693), (2282, 3850851), (2643, 3324874), (2914, 3015663), (3423, 2567234), (4371, 2010442), (5053, 1739094), (5286, 1662437), (6167, 1424946), (6846, 1283617), (7661, 1147062), (8742, 1005221), (10106, 869547), (10199, 861618), (12334, 712473), (15159, 579698), (15322, 573531), (18501, 474982), (20398, 430809), (22983, 382354), (27311, 321762), (30318, 289849), (30597, 287206), (35371, 248442), (37002, 237491), (41407, 212226), (45966, 191177), (53627, 163866), (54622, 160881), (61194, 143603), (70742, 124221), (81933, 107254), (82814, 106113)]