123240313

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{397}}^1\times {\mathrm{727}}^1$

素因数の和:1192

約数の個数: 16

約数和(自身を含む): 143713024

約数和(自身を除く): 20472711

約数列:

[1, 7, 61, 397, 427, 727, 2779, 5089, 24217, 44347, 169519, 288619, 310429, 2020333, 17605759, 123240313]

約数ペア:

[(1, 123240313), (7, 17605759), (61, 2020333), (397, 310429), (427, 288619), (727, 169519), (2779, 44347), (5089, 24217)]