28906325

素因数分解:

$5^2\times 7^3\times {\mathrm{3371}}^1$

素因数の和:3402

約数の個数: 24

約数和(自身を含む): 41812800

約数和(自身を除く): 12906475

約数列:

[1, 5, 7, 25, 35, 49, 175, 245, 343, 1225, 1715, 3371, 8575, 16855, 23597, 84275, 117985, 165179, 589925, 825895, 1156253, 4129475, 5781265, 28906325]

約数ペア:

[(1, 28906325), (5, 5781265), (7, 4129475), (25, 1156253), (35, 825895), (49, 589925), (175, 165179), (245, 117985), (343, 84275), (1225, 23597), (1715, 16855), (3371, 8575)]