31000908

素因数分解:

$2^2\times 3^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 73956960

約数和(自身を除く): 42956052

約数列:

[1, 2, 3, 4, 6, 12, 109, 137, 173, 218, 274, 327, 346, 411, 436, 519, 548, 654, 692, 822, 1038, 1308, 1644, 2076, 14933, 18857, 23701, 29866, 37714, 44799, 47402, 56571, 59732, 71103, 75428, 89598, 94804, 113142, 142206, 179196, 226284, 284412, 2583409, 5166818, 7750227, 10333636, 15500454, 31000908]

約数ペア:

[(1, 31000908), (2, 15500454), (3, 10333636), (4, 7750227), (6, 5166818), (12, 2583409), (109, 284412), (137, 226284), (173, 179196), (218, 142206), (274, 113142), (327, 94804), (346, 89598), (411, 75428), (436, 71103), (519, 59732), (548, 56571), (654, 47402), (692, 44799), (822, 37714), (1038, 29866), (1308, 23701), (1644, 18857), (2076, 14933)]