9991729

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{541}}^1$

素因数の和:648

約数の個数: 16

約数和(自身を含む): 11551104

約数和(自身を除く): 1559375

約数列:

[1, 11, 23, 73, 253, 541, 803, 1679, 5951, 12443, 18469, 39493, 136873, 434423, 908339, 9991729]

約数ペア:

[(1, 9991729), (11, 908339), (23, 434423), (73, 136873), (253, 39493), (541, 18469), (803, 12443), (1679, 5951)]