325313456

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1564007}}^1$

素因数の和:1564028

約数の個数: 20

約数和(自身を含む): 678779472

約数和(自身を除く): 353466016

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1564007, 3128014, 6256028, 12512056, 20332091, 25024112, 40664182, 81328364, 162656728, 325313456]

約数ペア:

[(1, 325313456), (2, 162656728), (4, 81328364), (8, 40664182), (13, 25024112), (16, 20332091), (26, 12512056), (52, 6256028), (104, 3128014), (208, 1564007)]