319137

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{167}}^1$

素因数の和:197

約数の個数: 24

約数和(自身を含む): 536256

約数和(自身を除く): 217119

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 167, 273, 501, 637, 1169, 1911, 2171, 3507, 6513, 8183, 15197, 24549, 45591, 106379, 319137]

約数ペア:

[(1, 319137), (3, 106379), (7, 45591), (13, 24549), (21, 15197), (39, 8183), (49, 6513), (91, 3507), (147, 2171), (167, 1911), (273, 1169), (501, 637)]