7871188

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{661}}^1$

素因数の和:907

約数の個数: 24

約数和(自身を含む): 14921480

約数和(自身を除く): 7050292

約数列:

[1, 2, 4, 13, 26, 52, 229, 458, 661, 916, 1322, 2644, 2977, 5954, 8593, 11908, 17186, 34372, 151369, 302738, 605476, 1967797, 3935594, 7871188]

約数ペア:

[(1, 7871188), (2, 3935594), (4, 1967797), (13, 605476), (26, 302738), (52, 151369), (229, 34372), (458, 17186), (661, 11908), (916, 8593), (1322, 5954), (2644, 2977)]