39957723

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{523}}^1\times {\mathrm{653}}^1$

素因数の和:1195

約数の個数: 24

約数和(自身を含む): 62370672

約数和(自身を除く): 22412949

約数列:

[1, 3, 9, 13, 39, 117, 523, 653, 1569, 1959, 4707, 5877, 6799, 8489, 20397, 25467, 61191, 76401, 341519, 1024557, 3073671, 4439747, 13319241, 39957723]

約数ペア:

[(1, 39957723), (3, 13319241), (9, 4439747), (13, 3073671), (39, 1024557), (117, 341519), (523, 76401), (653, 61191), (1569, 25467), (1959, 20397), (4707, 8489), (5877, 6799)]