31125185

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1021}}^1$

素因数の和:1113

約数の個数: 32

約数和(自身を含む): 46701312

約数和(自身を除く): 15576127

約数列:

[1, 5, 7, 13, 35, 65, 67, 91, 335, 455, 469, 871, 1021, 2345, 4355, 5105, 6097, 7147, 13273, 30485, 35735, 66365, 68407, 92911, 342035, 464555, 478849, 889291, 2394245, 4446455, 6225037, 31125185]

約数ペア:

[(1, 31125185), (5, 6225037), (7, 4446455), (13, 2394245), (35, 889291), (65, 478849), (67, 464555), (91, 342035), (335, 92911), (455, 68407), (469, 66365), (871, 35735), (1021, 30485), (2345, 13273), (4355, 7147), (5105, 6097)]