61307757

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{7001}}^1$

素因数の和:7153

約数の個数: 24

約数和(自身を含む): 101949120

約数和(自身を除く): 40641363

約数列:

[1, 3, 7, 9, 21, 63, 139, 417, 973, 1251, 2919, 7001, 8757, 21003, 49007, 63009, 147021, 441063, 973139, 2919417, 6811973, 8758251, 20435919, 61307757]

約数ペア:

[(1, 61307757), (3, 20435919), (7, 8758251), (9, 6811973), (21, 2919417), (63, 973139), (139, 441063), (417, 147021), (973, 63009), (1251, 49007), (2919, 21003), (7001, 8757)]