71309986

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^2\times {\mathrm{643}}^1$

素因数の和:798

約数の個数: 24

約数和(自身を含む): 118539792

約数和(自身を除く): 47229806

約数列:

[1, 2, 11, 22, 71, 142, 643, 781, 1286, 1562, 5041, 7073, 10082, 14146, 45653, 55451, 91306, 110902, 502183, 1004366, 3241363, 6482726, 35654993, 71309986]

約数ペア:

[(1, 71309986), (2, 35654993), (11, 6482726), (22, 3241363), (71, 1004366), (142, 502183), (643, 110902), (781, 91306), (1286, 55451), (1562, 45653), (5041, 14146), (7073, 10082)]