253888523

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{3061}}^1$

素因数の和:3143

約数の個数: 24

約数和(自身を含む): 315851424

約数和(自身を除く): 61962901

約数列:

[1, 7, 17, 41, 119, 287, 289, 697, 2023, 3061, 4879, 11849, 21427, 52037, 82943, 125501, 364259, 878507, 884629, 2133517, 6192403, 14934619, 36269789, 253888523]

約数ペア:

[(1, 253888523), (7, 36269789), (17, 14934619), (41, 6192403), (119, 2133517), (287, 884629), (289, 878507), (697, 364259), (2023, 125501), (3061, 82943), (4879, 52037), (11849, 21427)]