39870987

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{4139}}^1$

素因数の和:4187

約数の個数: 24

約数和(自身を含む): 60609600

約数和(自身を除く): 20738613

約数列:

[1, 3, 13, 19, 39, 57, 169, 247, 507, 741, 3211, 4139, 9633, 12417, 53807, 78641, 161421, 235923, 699491, 1022333, 2098473, 3066999, 13290329, 39870987]

約数ペア:

[(1, 39870987), (3, 13290329), (13, 3066999), (19, 2098473), (39, 1022333), (57, 699491), (169, 235923), (247, 161421), (507, 78641), (741, 53807), (3211, 12417), (4139, 9633)]