31187511

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{9391}}^1$

素因数の和:9444

約数の個数: 20

約数和(自身を含む): 47730144

約数和(自身を除く): 16542633

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 9391, 28173, 84519, 253557, 385031, 760671, 1155093, 3465279, 10395837, 31187511]

約数ペア:

[(1, 31187511), (3, 10395837), (9, 3465279), (27, 1155093), (41, 760671), (81, 385031), (123, 253557), (369, 84519), (1107, 28173), (3321, 9391)]