128978882

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1\times {\mathrm{3359}}^1$

素因数の和:3697

約数の個数: 16

約数和(自身を含む): 196922880

約数和(自身を除く): 67943998

約数列:

[1, 2, 73, 146, 263, 526, 3359, 6718, 19199, 38398, 245207, 490414, 883417, 1766834, 64489441, 128978882]

約数ペア:

[(1, 128978882), (2, 64489441), (73, 1766834), (146, 883417), (263, 490414), (526, 245207), (3359, 38398), (6718, 19199)]