289370851

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1039}}^1\times {\mathrm{3617}}^1$

素因数の和:4674

約数の個数: 16

約数和(自身を含む): 361221120

約数和(自身を除く): 71850269

約数列:

[1, 7, 11, 77, 1039, 3617, 7273, 11429, 25319, 39787, 80003, 278509, 3758063, 26306441, 41338693, 289370851]

約数ペア:

[(1, 289370851), (7, 41338693), (11, 26306441), (77, 3758063), (1039, 278509), (3617, 80003), (7273, 39787), (11429, 25319)]