31758129

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{523}}^1$

素因数の和:718

約数の個数: 32

約数和(自身を含む): 51058560

約数和(自身を除く): 19300431

約数列:

[1, 3, 9, 13, 27, 39, 117, 173, 351, 519, 523, 1557, 1569, 2249, 4671, 4707, 6747, 6799, 14121, 20241, 20397, 60723, 61191, 90479, 183573, 271437, 814311, 1176227, 2442933, 3528681, 10586043, 31758129]

約数ペア:

[(1, 31758129), (3, 10586043), (9, 3528681), (13, 2442933), (27, 1176227), (39, 814311), (117, 271437), (173, 183573), (351, 90479), (519, 61191), (523, 60723), (1557, 20397), (1569, 20241), (2249, 14121), (4671, 6799), (4707, 6747)]