628647556

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{117023}}^1$

素因数の和:117123

約数の個数: 24

約数和(自身を含む): 1179601920

約数和(自身を除く): 550954364

約数列:

[1, 2, 4, 17, 34, 68, 79, 158, 316, 1343, 2686, 5372, 117023, 234046, 468092, 1989391, 3978782, 7957564, 9244817, 18489634, 36979268, 157161889, 314323778, 628647556]

約数ペア:

[(1, 628647556), (2, 314323778), (4, 157161889), (17, 36979268), (34, 18489634), (68, 9244817), (79, 7957564), (158, 3978782), (316, 1989391), (1343, 468092), (2686, 234046), (5372, 117023)]