681264577

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{90031}}^1$

素因数の和:90108

約数の個数: 16

約数和(自身を含む): 829734912

約数和(自身を除く): 148470335

約数列:

[1, 7, 23, 47, 161, 329, 1081, 7567, 90031, 630217, 2070713, 4231457, 14494991, 29620199, 97323511, 681264577]

約数ペア:

[(1, 681264577), (7, 97323511), (23, 29620199), (47, 14494991), (161, 4231457), (329, 2070713), (1081, 630217), (7567, 90031)]