208026908

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{12421}}^1$

素因数の和:12557

約数の個数: 24

約数和(自身を含む): 375641280

約数和(自身を除く): 167614372

約数列:

[1, 2, 4, 53, 79, 106, 158, 212, 316, 4187, 8374, 12421, 16748, 24842, 49684, 658313, 981259, 1316626, 1962518, 2633252, 3925036, 52006727, 104013454, 208026908]

約数ペア:

[(1, 208026908), (2, 104013454), (4, 52006727), (53, 3925036), (79, 2633252), (106, 1962518), (158, 1316626), (212, 981259), (316, 658313), (4187, 49684), (8374, 24842), (12421, 16748)]