668090591

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{27481}}^1$

素因数の和:27662

約数の個数: 16

約数和(自身を含む): 802034688

約数和(自身を除く): 133944097

約数列:

[1, 7, 23, 151, 161, 1057, 3473, 24311, 27481, 192367, 632063, 4149631, 4424441, 29047417, 95441513, 668090591]

約数ペア:

[(1, 668090591), (7, 95441513), (23, 29047417), (151, 4424441), (161, 4149631), (1057, 632063), (3473, 192367), (24311, 27481)]