16426881

素因数分解:

$3^4\times {\mathrm{139}}^1\times {\mathrm{1459}}^1$

素因数の和:1610

約数の個数: 20

約数和(自身を含む): 24732400

約数和(自身を除く): 8305519

約数列:

[1, 3, 9, 27, 81, 139, 417, 1251, 1459, 3753, 4377, 11259, 13131, 39393, 118179, 202801, 608403, 1825209, 5475627, 16426881]

約数ペア:

[(1, 16426881), (3, 5475627), (9, 1825209), (27, 608403), (81, 202801), (139, 118179), (417, 39393), (1251, 13131), (1459, 11259), (3753, 4377)]