31997997

素因数分解:

$3^8\times {\mathrm{4877}}^1$

素因数の和:4901

約数の個数: 18

約数和(自身を含む): 48004398

約数和(自身を除く): 16006401

約数列:

[1, 3, 9, 27, 81, 243, 729, 2187, 4877, 6561, 14631, 43893, 131679, 395037, 1185111, 3555333, 10665999, 31997997]

約数ペア:

[(1, 31997997), (3, 10665999), (9, 3555333), (27, 1185111), (81, 395037), (243, 131679), (729, 43893), (2187, 14631), (4877, 6561)]