99981558

素因数分解:

$2^1\times 3^2\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{389}}^1$

素因数の和:637

約数の個数: 48

約数和(自身を含む): 220849200

約数和(自身を除く): 120867642

約数列:

[1, 2, 3, 6, 9, 18, 109, 131, 218, 262, 327, 389, 393, 654, 778, 786, 981, 1167, 1179, 1962, 2334, 2358, 3501, 7002, 14279, 28558, 42401, 42837, 50959, 84802, 85674, 101918, 127203, 128511, 152877, 254406, 257022, 305754, 381609, 458631, 763218, 917262, 5554531, 11109062, 16663593, 33327186, 49990779, 99981558]

約数ペア:

[(1, 99981558), (2, 49990779), (3, 33327186), (6, 16663593), (9, 11109062), (18, 5554531), (109, 917262), (131, 763218), (218, 458631), (262, 381609), (327, 305754), (389, 257022), (393, 254406), (654, 152877), (778, 128511), (786, 127203), (981, 101918), (1167, 85674), (1179, 84802), (1962, 50959), (2334, 42837), (2358, 42401), (3501, 28558), (7002, 14279)]