2626491

素因数分解:

$3^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{691}}^1$

素因数の和:882

約数の個数: 16

約数和(自身を含む): 4030208

約数和(自身を除く): 1403717

約数列:

[1, 3, 7, 21, 181, 543, 691, 1267, 2073, 3801, 4837, 14511, 125071, 375213, 875497, 2626491]

約数ペア:

[(1, 2626491), (3, 875497), (7, 375213), (21, 125071), (181, 14511), (543, 4837), (691, 3801), (1267, 2073)]