261169408

素因数分解:

$2^8\times {\mathrm{461}}^1\times {\mathrm{2213}}^1$

素因数の和:2690

約数の個数: 36

約数和(自身を含む): 522685548

約数和(自身を除く): 261516140

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 461, 922, 1844, 2213, 3688, 4426, 7376, 8852, 14752, 17704, 29504, 35408, 59008, 70816, 118016, 141632, 283264, 566528, 1020193, 2040386, 4080772, 8161544, 16323088, 32646176, 65292352, 130584704, 261169408]

約数ペア:

[(1, 261169408), (2, 130584704), (4, 65292352), (8, 32646176), (16, 16323088), (32, 8161544), (64, 4080772), (128, 2040386), (256, 1020193), (461, 566528), (922, 283264), (1844, 141632), (2213, 118016), (3688, 70816), (4426, 59008), (7376, 35408), (8852, 29504), (14752, 17704)]