29972511

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{7873}}^1$

素因数の和:7932

約数の個数: 20

約数和(自身を含む): 45732192

約数和(自身を除く): 15759681

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 7873, 23619, 70857, 212571, 370031, 637713, 1110093, 3330279, 9990837, 29972511]

約数ペア:

[(1, 29972511), (3, 9990837), (9, 3330279), (27, 1110093), (47, 637713), (81, 370031), (141, 212571), (423, 70857), (1269, 23619), (3807, 7873)]