16240091

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{521}}^1$

素因数の和:662

約数の個数: 16

約数和(自身を含む): 19159488

約数和(自身を除く): 2919397

約数列:

[1, 7, 61, 73, 427, 511, 521, 3647, 4453, 31171, 31781, 38033, 222467, 266231, 2320013, 16240091]

約数ペア:

[(1, 16240091), (7, 2320013), (61, 266231), (73, 222467), (427, 38033), (511, 31781), (521, 31171), (3647, 4453)]