31920009

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{9391}}^1$

素因数の和:9508

約数の個数: 16

約数和(自身を含む): 46884864

約数和(自身を除く): 14964855

約数列:

[1, 3, 11, 33, 103, 309, 1133, 3399, 9391, 28173, 103301, 309903, 967273, 2901819, 10640003, 31920009]

約数ペア:

[(1, 31920009), (3, 10640003), (11, 2901819), (33, 967273), (103, 309903), (309, 103301), (1133, 28173), (3399, 9391)]