71857955

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{277}}^1\times {\mathrm{307}}^1$

素因数の和:615

約数の個数: 24

約数和(自身を含む): 94015152

約数和(自身を除く): 22157197

約数列:

[1, 5, 13, 65, 169, 277, 307, 845, 1385, 1535, 3601, 3991, 18005, 19955, 46813, 51883, 85039, 234065, 259415, 425195, 1105507, 5527535, 14371591, 71857955]

約数ペア:

[(1, 71857955), (5, 14371591), (13, 5527535), (65, 1105507), (169, 425195), (277, 259415), (307, 234065), (845, 85039), (1385, 51883), (1535, 46813), (3601, 19955), (3991, 18005)]