20131736685

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{78947987}}^1$

素因数の和:78948012

約数の個数: 16

約数和(自身を含む): 34105530816

約数和(自身を除く): 13973794131

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 78947987, 236843961, 394739935, 1184219805, 1342115779, 4026347337, 6710578895, 20131736685]

約数ペア:

[(1, 20131736685), (3, 6710578895), (5, 4026347337), (15, 1342115779), (17, 1184219805), (51, 394739935), (85, 236843961), (255, 78947987)]