81169881

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109541}}^1$

素因数の和:109576

約数の個数: 16

約数和(自身を含む): 122687040

約数和(自身を除く): 41517159

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 109541, 328623, 1424033, 2081279, 4272099, 6243837, 27056627, 81169881]

約数ペア:

[(1, 81169881), (3, 27056627), (13, 6243837), (19, 4272099), (39, 2081279), (57, 1424033), (247, 328623), (741, 109541)]