31272241

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4463}}^1$

素因数の和:4501

約数の個数: 24

約数和(自身を含む): 42747264

約数和(自身を除く): 11475023

約数列:

[1, 7, 11, 13, 49, 77, 91, 143, 539, 637, 1001, 4463, 7007, 31241, 49093, 58019, 218687, 343651, 406133, 638209, 2405557, 2842931, 4467463, 31272241]

約数ペア:

[(1, 31272241), (7, 4467463), (11, 2842931), (13, 2405557), (49, 638209), (77, 406133), (91, 343651), (143, 218687), (539, 58019), (637, 49093), (1001, 31241), (4463, 7007)]