30922913

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{521}}^1$

素因数の和:728

約数の個数: 16

約数和(自身を含む): 36247680

約数和(自身を除く): 5324767

約数列:

[1, 7, 61, 139, 427, 521, 973, 3647, 8479, 31781, 59353, 72419, 222467, 506933, 4417559, 30922913]

約数ペア:

[(1, 30922913), (7, 4417559), (61, 506933), (139, 222467), (427, 72419), (521, 59353), (973, 31781), (3647, 8479)]