223491

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:146

約数の個数: 16

約数和(自身を含む): 322560

約数和(自身を除く): 99069

約数列:

[1, 3, 23, 41, 69, 79, 123, 237, 943, 1817, 2829, 3239, 5451, 9717, 74497, 223491]

約数ペア:

[(1, 223491), (3, 74497), (23, 9717), (41, 5451), (69, 3239), (79, 2829), (123, 1817), (237, 943)]