81510572

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{142501}}^1$

素因数の和:142529

約数の個数: 24

約数和(自身を含む): 167582352

約数和(自身を除く): 86071780

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 142501, 285002, 570004, 1567511, 1852513, 3135022, 3705026, 6270044, 7410052, 20377643, 40755286, 81510572]

約数ペア:

[(1, 81510572), (2, 40755286), (4, 20377643), (11, 7410052), (13, 6270044), (22, 3705026), (26, 3135022), (44, 1852513), (52, 1567511), (143, 570004), (286, 285002), (572, 142501)]