71720803

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{6701}}^1$

素因数の和:6858

約数の個数: 16

約数和(自身を含む): 90074880

約数和(自身を除く): 18354077

約数列:

[1, 7, 11, 77, 139, 973, 1529, 6701, 10703, 46907, 73711, 515977, 931439, 6520073, 10245829, 71720803]

約数ペア:

[(1, 71720803), (7, 10245829), (11, 6520073), (77, 931439), (139, 515977), (973, 73711), (1529, 46907), (6701, 10703)]