1291325

素因数分解:

$5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:221

約数の個数: 24

約数和(自身を含む): 1880832

約数和(自身を除く): 589507

約数列:

[1, 5, 7, 25, 35, 47, 157, 175, 235, 329, 785, 1099, 1175, 1645, 3925, 5495, 7379, 8225, 27475, 36895, 51653, 184475, 258265, 1291325]

約数ペア:

[(1, 1291325), (5, 258265), (7, 184475), (25, 51653), (35, 36895), (47, 27475), (157, 8225), (175, 7379), (235, 5495), (329, 3925), (785, 1645), (1099, 1175)]