28009864

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{2131}}^1$

素因数の和:2221

約数の個数: 32

約数和(自身を含む): 55261440

約数和(自身を除く): 27251576

約数列:

[1, 2, 4, 8, 31, 53, 62, 106, 124, 212, 248, 424, 1643, 2131, 3286, 4262, 6572, 8524, 13144, 17048, 66061, 112943, 132122, 225886, 264244, 451772, 528488, 903544, 3501233, 7002466, 14004932, 28009864]

約数ペア:

[(1, 28009864), (2, 14004932), (4, 7002466), (8, 3501233), (31, 903544), (53, 528488), (62, 451772), (106, 264244), (124, 225886), (212, 132122), (248, 112943), (424, 66061), (1643, 17048), (2131, 13144), (3286, 8524), (4262, 6572)]