26831861

素因数分解:

$7^3\times {\mathrm{137}}^1\times {\mathrm{571}}^1$

素因数の和:729

約数の個数: 16

約数和(自身を含む): 31574400

約数和(自身を除く): 4742539

約数列:

[1, 7, 49, 137, 343, 571, 959, 3997, 6713, 27979, 46991, 78227, 195853, 547589, 3833123, 26831861]

約数ペア:

[(1, 26831861), (7, 3833123), (49, 547589), (137, 195853), (343, 78227), (571, 46991), (959, 27979), (3997, 6713)]