988438490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{27449}}^1$

素因数の和:27746

約数の個数: 32

約数和(自身を含む): 1923037200

約数和(自身を除く): 934598710

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 277, 554, 1385, 2770, 3601, 7202, 18005, 27449, 36010, 54898, 137245, 274490, 356837, 713674, 1784185, 3568370, 7603373, 15206746, 38016865, 76033730, 98843849, 197687698, 494219245, 988438490]

約数ペア:

[(1, 988438490), (2, 494219245), (5, 197687698), (10, 98843849), (13, 76033730), (26, 38016865), (65, 15206746), (130, 7603373), (277, 3568370), (554, 1784185), (1385, 713674), (2770, 356837), (3601, 274490), (7202, 137245), (18005, 54898), (27449, 36010)]