28652225

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{9631}}^1$

素因数の和:9665

約数の個数: 24

約数和(自身を含む): 42997248

約数和(自身を除く): 14345023

約数列:

[1, 5, 7, 17, 25, 35, 85, 119, 175, 425, 595, 2975, 9631, 48155, 67417, 163727, 240775, 337085, 818635, 1146089, 1685425, 4093175, 5730445, 28652225]

約数ペア:

[(1, 28652225), (5, 5730445), (7, 4093175), (17, 1685425), (25, 1146089), (35, 818635), (85, 337085), (119, 240775), (175, 163727), (425, 67417), (595, 48155), (2975, 9631)]