181615981

素因数分解:

${\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{307}}^1$

素因数の和:453

約数の個数: 24

約数和(自身を含む): 204240960

約数和(自身を除く): 22624979

約数列:

[1, 17, 23, 89, 289, 307, 391, 1513, 2047, 5219, 6647, 7061, 25721, 27323, 34799, 88723, 120037, 464491, 591583, 628429, 2040629, 7896347, 10683293, 181615981]

約数ペア:

[(1, 181615981), (17, 10683293), (23, 7896347), (89, 2040629), (289, 628429), (307, 591583), (391, 464491), (1513, 120037), (2047, 88723), (5219, 34799), (6647, 27323), (7061, 25721)]