180566421

素因数分解:

$3^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{8837}}^1$

素因数の和:8993

約数の個数: 24

約数和(自身を含む): 282108960

約数和(自身を除く): 101542539

約数列:

[1, 3, 7, 21, 49, 139, 147, 417, 973, 2919, 6811, 8837, 20433, 26511, 61859, 185577, 433013, 1228343, 1299039, 3685029, 8598401, 25795203, 60188807, 180566421]

約数ペア:

[(1, 180566421), (3, 60188807), (7, 25795203), (21, 8598401), (49, 3685029), (139, 1299039), (147, 1228343), (417, 433013), (973, 185577), (2919, 61859), (6811, 26511), (8837, 20433)]