61240887

素因数分解:

$3^3\times {\mathrm{109}}^1\times {\mathrm{20809}}^1$

素因数の和:20927

約数の個数: 16

約数和(自身を含む): 91564000

約数和(自身を除く): 30323113

約数列:

[1, 3, 9, 27, 109, 327, 981, 2943, 20809, 62427, 187281, 561843, 2268181, 6804543, 20413629, 61240887]

約数ペア:

[(1, 61240887), (3, 20413629), (9, 6804543), (27, 2268181), (109, 561843), (327, 187281), (981, 62427), (2943, 20809)]