11988925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{997}}^1$

素因数の和:1057

約数の個数: 24

約数和(自身を含む): 16459016

約数和(自身を除く): 4470091

約数列:

[1, 5, 13, 25, 37, 65, 185, 325, 481, 925, 997, 2405, 4985, 12025, 12961, 24925, 36889, 64805, 184445, 324025, 479557, 922225, 2397785, 11988925]

約数ペア:

[(1, 11988925), (5, 2397785), (13, 922225), (25, 479557), (37, 324025), (65, 184445), (185, 64805), (325, 36889), (481, 24925), (925, 12961), (997, 12025), (2405, 4985)]