289344848

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1391081}}^1$

素因数の和:1391102

約数の個数: 20

約数和(自身を含む): 603729588

約数和(自身を除く): 314384740

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1391081, 2782162, 5564324, 11128648, 18084053, 22257296, 36168106, 72336212, 144672424, 289344848]

約数ペア:

[(1, 289344848), (2, 144672424), (4, 72336212), (8, 36168106), (13, 22257296), (16, 18084053), (26, 11128648), (52, 5564324), (104, 2782162), (208, 1391081)]