1531640272

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{331}}^1\times {\mathrm{2111}}^1$

素因数の和:2587

約数の個数: 40

約数和(自身を含む): 2999665152

約数和(自身を除く): 1468024880

約数列:

[1, 2, 4, 8, 16, 137, 274, 331, 548, 662, 1096, 1324, 2111, 2192, 2648, 4222, 5296, 8444, 16888, 33776, 45347, 90694, 181388, 289207, 362776, 578414, 698741, 725552, 1156828, 1397482, 2313656, 2794964, 4627312, 5589928, 11179856, 95727517, 191455034, 382910068, 765820136, 1531640272]

約数ペア:

[(1, 1531640272), (2, 765820136), (4, 382910068), (8, 191455034), (16, 95727517), (137, 11179856), (274, 5589928), (331, 4627312), (548, 2794964), (662, 2313656), (1096, 1397482), (1324, 1156828), (2111, 725552), (2192, 698741), (2648, 578414), (4222, 362776), (5296, 289207), (8444, 181388), (16888, 90694), (33776, 45347)]