31125339

素因数分解:

$3^2\times 7^2\times {\mathrm{163}}^1\times {\mathrm{433}}^1$

素因数の和:616

約数の個数: 36

約数和(自身を含む): 52741416

約数和(自身を除く): 21616077

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 163, 433, 441, 489, 1141, 1299, 1467, 3031, 3423, 3897, 7987, 9093, 10269, 21217, 23961, 27279, 63651, 70579, 71883, 190953, 211737, 494053, 635211, 1482159, 3458371, 4446477, 10375113, 31125339]

約数ペア:

[(1, 31125339), (3, 10375113), (7, 4446477), (9, 3458371), (21, 1482159), (49, 635211), (63, 494053), (147, 211737), (163, 190953), (433, 71883), (441, 70579), (489, 63651), (1141, 27279), (1299, 23961), (1467, 21217), (3031, 10269), (3423, 9093), (3897, 7987)]