181997278

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{1117}}^1\times {\mathrm{1987}}^1$

素因数の和:3147

約数の個数: 16

約数和(自身を含む): 280045584

約数和(自身を除く): 98048306

約数列:

[1, 2, 41, 82, 1117, 1987, 2234, 3974, 45797, 81467, 91594, 162934, 2219479, 4438958, 90998639, 181997278]

約数ペア:

[(1, 181997278), (2, 90998639), (41, 4438958), (82, 2219479), (1117, 162934), (1987, 91594), (2234, 81467), (3974, 45797)]