871477490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{66373}}^1$

素因数の和:66494

約数の個数: 32

約数和(自身を含む): 1706077296

約数和(自身を除く): 834599806

約数列:

[1, 2, 5, 10, 13, 26, 65, 101, 130, 202, 505, 1010, 1313, 2626, 6565, 13130, 66373, 132746, 331865, 663730, 862849, 1725698, 4314245, 6703673, 8628490, 13407346, 33518365, 67036730, 87147749, 174295498, 435738745, 871477490]

約数ペア:

[(1, 871477490), (2, 435738745), (5, 174295498), (10, 87147749), (13, 67036730), (26, 33518365), (65, 13407346), (101, 8628490), (130, 6703673), (202, 4314245), (505, 1725698), (1010, 862849), (1313, 663730), (2626, 331865), (6565, 132746), (13130, 66373)]