69289257

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{137}}^1\times {\mathrm{467}}^1$

素因数の和:645

約数の個数: 24

約数和(自身を含む): 98426016

約数和(自身を除く): 29136759

約数列:

[1, 3, 19, 57, 137, 361, 411, 467, 1083, 1401, 2603, 7809, 8873, 26619, 49457, 63979, 148371, 168587, 191937, 505761, 1215601, 3646803, 23096419, 69289257]

約数ペア:

[(1, 69289257), (3, 23096419), (19, 3646803), (57, 1215601), (137, 505761), (361, 191937), (411, 168587), (467, 148371), (1083, 63979), (1401, 49457), (2603, 26619), (7809, 8873)]