261246456

素因数分解:

$2^3\times 3^2\times {\mathrm{277}}^1\times {\mathrm{13099}}^1$

素因数の和:13388

約数の個数: 48

約数和(自身を含む): 710151000

約数和(自身を除く): 448904544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 277, 554, 831, 1108, 1662, 2216, 2493, 3324, 4986, 6648, 9972, 13099, 19944, 26198, 39297, 52396, 78594, 104792, 117891, 157188, 235782, 314376, 471564, 943128, 3628423, 7256846, 10885269, 14513692, 21770538, 29027384, 32655807, 43541076, 65311614, 87082152, 130623228, 261246456]

約数ペア:

[(1, 261246456), (2, 130623228), (3, 87082152), (4, 65311614), (6, 43541076), (8, 32655807), (9, 29027384), (12, 21770538), (18, 14513692), (24, 10885269), (36, 7256846), (72, 3628423), (277, 943128), (554, 471564), (831, 314376), (1108, 235782), (1662, 157188), (2216, 117891), (2493, 104792), (3324, 78594), (4986, 52396), (6648, 39297), (9972, 26198), (13099, 19944)]