2445275

素因数分解:

$5^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:263

約数の個数: 24

約数和(自身を含む): 3526560

約数和(自身を除く): 1081285

約数列:

[1, 5, 7, 25, 35, 89, 157, 175, 445, 623, 785, 1099, 2225, 3115, 3925, 5495, 13973, 15575, 27475, 69865, 97811, 349325, 489055, 2445275]

約数ペア:

[(1, 2445275), (5, 489055), (7, 349325), (25, 97811), (35, 69865), (89, 27475), (157, 15575), (175, 13973), (445, 5495), (623, 3925), (785, 3115), (1099, 2225)]