216356975

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{2707}}^1$

素因数の和:2879

約数の個数: 24

約数和(自身を含む): 282065280

約数和(自身を除く): 65708305

約数列:

[1, 5, 23, 25, 115, 139, 575, 695, 2707, 3197, 3475, 13535, 15985, 62261, 67675, 79925, 311305, 376273, 1556525, 1881365, 8654279, 9406825, 43271395, 216356975]

約数ペア:

[(1, 216356975), (5, 43271395), (23, 9406825), (25, 8654279), (115, 1881365), (139, 1556525), (575, 376273), (695, 311305), (2707, 79925), (3197, 67675), (3475, 62261), (13535, 15985)]