1221493

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{433}}^1$

素因数の和:484

約数の個数: 16

約数和(自身を含む): 1555456

約数和(自身を除く): 333963

約数列:

[1, 7, 13, 31, 91, 217, 403, 433, 2821, 3031, 5629, 13423, 39403, 93961, 174499, 1221493]

約数ペア:

[(1, 1221493), (7, 174499), (13, 93961), (31, 39403), (91, 13423), (217, 5629), (403, 3031), (433, 2821)]