28500568

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{209563}}^1$

素因数の和:209586

約数の個数: 16

約数和(自身を含む): 56582280

約数和(自身を除く): 28081712

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 209563, 419126, 838252, 1676504, 3562571, 7125142, 14250284, 28500568]

約数ペア:

[(1, 28500568), (2, 14250284), (4, 7125142), (8, 3562571), (17, 1676504), (34, 838252), (68, 419126), (136, 209563)]