128572665

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{757}}^1$

素因数の和:858

約数の個数: 48

約数和(自身を含む): 226381248

約数和(自身を除く): 97808583

約数列:

[1, 3, 5, 13, 15, 39, 65, 67, 169, 195, 201, 335, 507, 757, 845, 871, 1005, 2271, 2535, 2613, 3785, 4355, 9841, 11323, 11355, 13065, 29523, 33969, 49205, 50719, 56615, 127933, 147615, 152157, 169845, 253595, 383799, 639665, 659347, 760785, 1918995, 1978041, 3296735, 8571511, 9890205, 25714533, 42857555, 128572665]

約数ペア:

[(1, 128572665), (3, 42857555), (5, 25714533), (13, 9890205), (15, 8571511), (39, 3296735), (65, 1978041), (67, 1918995), (169, 760785), (195, 659347), (201, 639665), (335, 383799), (507, 253595), (757, 169845), (845, 152157), (871, 147615), (1005, 127933), (2271, 56615), (2535, 50719), (2613, 49205), (3785, 33969), (4355, 29523), (9841, 13065), (11323, 11355)]