28803425

素因数分解:

$5^2\times 7^3\times {\mathrm{3359}}^1$

素因数の和:3390

約数の個数: 24

約数和(自身を含む): 41664000

約数和(自身を除く): 12860575

約数列:

[1, 5, 7, 25, 35, 49, 175, 245, 343, 1225, 1715, 3359, 8575, 16795, 23513, 83975, 117565, 164591, 587825, 822955, 1152137, 4114775, 5760685, 28803425]

約数ペア:

[(1, 28803425), (5, 5760685), (7, 4114775), (25, 1152137), (35, 822955), (49, 587825), (175, 164591), (245, 117565), (343, 83975), (1225, 23513), (1715, 16795), (3359, 8575)]