261219864

素因数分解:

$2^3\times 3^1\times {\mathrm{277}}^1\times {\mathrm{39293}}^1$

素因数の和:39579

約数の個数: 32

約数和(自身を含む): 655423920

約数和(自身を除く): 394204056

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 277, 554, 831, 1108, 1662, 2216, 3324, 6648, 39293, 78586, 117879, 157172, 235758, 314344, 471516, 943032, 10884161, 21768322, 32652483, 43536644, 65304966, 87073288, 130609932, 261219864]

約数ペア:

[(1, 261219864), (2, 130609932), (3, 87073288), (4, 65304966), (6, 43536644), (8, 32652483), (12, 21768322), (24, 10884161), (277, 943032), (554, 471516), (831, 314344), (1108, 235758), (1662, 157172), (2216, 117879), (3324, 78586), (6648, 39293)]