39042495

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{20177}}^1$

素因数の和:20231

約数の個数: 24

約数和(自身を含む): 69250896

約数和(自身を除く): 30208401

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 20177, 60531, 100885, 181593, 302655, 867611, 907965, 2602833, 4338055, 7808499, 13014165, 39042495]

約数ペア:

[(1, 39042495), (3, 13014165), (5, 7808499), (9, 4338055), (15, 2602833), (43, 907965), (45, 867611), (129, 302655), (215, 181593), (387, 100885), (645, 60531), (1935, 20177)]