70781776

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{340297}}^1$

素因数の和:340318

約数の個数: 20

約数和(自身を含む): 147689332

約数和(自身を除く): 76907556

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 340297, 680594, 1361188, 2722376, 4423861, 5444752, 8847722, 17695444, 35390888, 70781776]

約数ペア:

[(1, 70781776), (2, 35390888), (4, 17695444), (8, 8847722), (13, 5444752), (16, 4423861), (26, 2722376), (52, 1361188), (104, 680594), (208, 340297)]