9920313

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{9421}}^1$

素因数の和:9446

約数の個数: 20

約数和(自身を含む): 15960868

約数和(自身を除く): 6040555

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 9421, 28263, 84789, 122473, 254367, 367419, 763101, 1102257, 3306771, 9920313]

約数ペア:

[(1, 9920313), (3, 3306771), (9, 1102257), (13, 763101), (27, 367419), (39, 254367), (81, 122473), (117, 84789), (351, 28263), (1053, 9421)]