23157491

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1\times {\mathrm{281}}^1$

素因数の和:542

約数の個数: 16

約数和(自身を含む): 27135168

約数和(自身を除く): 3977677

約数列:

[1, 7, 61, 193, 281, 427, 1351, 1967, 11773, 17141, 54233, 82411, 119987, 379631, 3308213, 23157491]

約数ペア:

[(1, 23157491), (7, 3308213), (61, 379631), (193, 119987), (281, 82411), (427, 54233), (1351, 17141), (1967, 11773)]