28383999

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^3$

素因数の和:156

約数の個数: 32

約数和(自身を含む): 46886400

約数和(自身を除く): 18502401

約数列:

[1, 3, 7, 17, 21, 43, 51, 119, 129, 301, 357, 731, 903, 1849, 2193, 5117, 5547, 12943, 15351, 31433, 38829, 79507, 94299, 220031, 238521, 556549, 660093, 1351619, 1669647, 4054857, 9461333, 28383999]

約数ペア:

[(1, 28383999), (3, 9461333), (7, 4054857), (17, 1669647), (21, 1351619), (43, 660093), (51, 556549), (119, 238521), (129, 220031), (301, 94299), (357, 79507), (731, 38829), (903, 31433), (1849, 15351), (2193, 12943), (5117, 5547)]