128216241

素因数分解:

$3^2\times {\mathrm{113}}^1\times {\mathrm{139}}^1\times {\mathrm{907}}^1$

素因数の和:1165

約数の個数: 24

約数和(自身を含む): 188391840

約数和(自身を除く): 60175599

約数列:

[1, 3, 9, 113, 139, 339, 417, 907, 1017, 1251, 2721, 8163, 15707, 47121, 102491, 126073, 141363, 307473, 378219, 922419, 1134657, 14246249, 42738747, 128216241]

約数ペア:

[(1, 128216241), (3, 42738747), (9, 14246249), (113, 1134657), (139, 922419), (339, 378219), (417, 307473), (907, 141363), (1017, 126073), (1251, 102491), (2721, 47121), (8163, 15707)]