128712712

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{946417}}^1$

素因数の和:946440

約数の個数: 16

約数和(自身を含む): 255532860

約数和(自身を除く): 126820148

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 946417, 1892834, 3785668, 7571336, 16089089, 32178178, 64356356, 128712712]

約数ペア:

[(1, 128712712), (2, 64356356), (4, 32178178), (8, 16089089), (17, 7571336), (34, 3785668), (68, 1892834), (136, 946417)]