9890205

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{757}}^1$

素因数の和:845

約数の個数: 32

約数和(自身を含む): 17318784

約数和(自身を除く): 7428579

約数列:

[1, 3, 5, 13, 15, 39, 65, 67, 195, 201, 335, 757, 871, 1005, 2271, 2613, 3785, 4355, 9841, 11355, 13065, 29523, 49205, 50719, 147615, 152157, 253595, 659347, 760785, 1978041, 3296735, 9890205]

約数ペア:

[(1, 9890205), (3, 3296735), (5, 1978041), (13, 760785), (15, 659347), (39, 253595), (65, 152157), (67, 147615), (195, 50719), (201, 49205), (335, 29523), (757, 13065), (871, 11355), (1005, 9841), (2271, 4355), (2613, 3785)]