861360143

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{75353}}^1$

素因数の和:75454

約数の個数: 16

約数和(自身を含む): 1041693696

約数和(自身を除く): 180333553

約数列:

[1, 7, 23, 71, 161, 497, 1633, 11431, 75353, 527471, 1733119, 5350063, 12131833, 37450441, 123051449, 861360143]

約数ペア:

[(1, 861360143), (7, 123051449), (23, 37450441), (71, 12131833), (161, 5350063), (497, 1733119), (1633, 527471), (11431, 75353)]