163943221

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{406807}}^1$

素因数の和:406851

約数の個数: 8

約数和(自身を含む): 182249984

約数和(自身を除く): 18306763

約数列:

[1, 13, 31, 403, 406807, 5288491, 12611017, 163943221]

約数ペア:

[(1, 163943221), (13, 12611017), (31, 5288491), (403, 406807)]