261628564

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{461}}^1\times {\mathrm{2677}}^1$

素因数の和:3195

約数の個数: 24

約数和(自身を含む): 467675208

約数和(自身を除く): 206046644

約数列:

[1, 2, 4, 53, 106, 212, 461, 922, 1844, 2677, 5354, 10708, 24433, 48866, 97732, 141881, 283762, 567524, 1234097, 2468194, 4936388, 65407141, 130814282, 261628564]

約数ペア:

[(1, 261628564), (2, 130814282), (4, 65407141), (53, 4936388), (106, 2468194), (212, 1234097), (461, 567524), (922, 283762), (1844, 141881), (2677, 97732), (5354, 48866), (10708, 24433)]