263107833

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{81131}}^1$

素因数の和:81204

約数の個数: 16

約数和(自身を含む): 373856256

約数和(自身を除く): 110748423

約数列:

[1, 3, 23, 47, 69, 141, 1081, 3243, 81131, 243393, 1866013, 3813157, 5598039, 11439471, 87702611, 263107833]

約数ペア:

[(1, 263107833), (3, 87702611), (23, 11439471), (47, 5598039), (69, 3813157), (141, 1866013), (1081, 243393), (3243, 81131)]