398952113

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{907}}^1\times {\mathrm{2027}}^1$

素因数の和:2972

約数の個数: 16

約数和(自身を含む): 471404544

約数和(自身を除く): 72452431

約数列:

[1, 7, 31, 217, 907, 2027, 6349, 14189, 28117, 62837, 196819, 439859, 1838489, 12869423, 56993159, 398952113]

約数ペア:

[(1, 398952113), (7, 56993159), (31, 12869423), (217, 1838489), (907, 439859), (2027, 196819), (6349, 62837), (14189, 28117)]