128587652

素因数分解:

$2^2\times {\mathrm{137}}^1\times {\mathrm{461}}^1\times {\mathrm{509}}^1$

素因数の和:1111

約数の個数: 24

約数和(自身を含む): 227608920

約数和(自身を除く): 99021268

約数列:

[1, 2, 4, 137, 274, 461, 509, 548, 922, 1018, 1844, 2036, 63157, 69733, 126314, 139466, 234649, 252628, 278932, 469298, 938596, 32146913, 64293826, 128587652]

約数ペア:

[(1, 128587652), (2, 64293826), (4, 32146913), (137, 938596), (274, 469298), (461, 278932), (509, 252628), (548, 234649), (922, 139466), (1018, 126314), (1844, 69733), (2036, 63157)]