20152905

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79031}}^1$

素因数の和:79056

約数の個数: 16

約数和(自身を含む): 34141824

約数和(自身を除く): 13988919

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 79031, 237093, 395155, 1185465, 1343527, 4030581, 6717635, 20152905]

約数ペア:

[(1, 20152905), (3, 6717635), (5, 4030581), (15, 1343527), (17, 1185465), (51, 395155), (85, 237093), (255, 79031)]