31372905

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{123031}}^1$

素因数の和:123056

約数の個数: 16

約数和(自身を含む): 53149824

約数和(自身を除く): 21776919

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 123031, 369093, 615155, 1845465, 2091527, 6274581, 10457635, 31372905]

約数ペア:

[(1, 31372905), (3, 10457635), (5, 6274581), (15, 2091527), (17, 1845465), (51, 615155), (85, 369093), (255, 123031)]