225442945

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{1583}}^1$

素因数の和:1921

約数の個数: 32

約数和(自身を含む): 334236672

約数和(自身を除く): 108793727

約数列:

[1, 5, 7, 13, 35, 65, 91, 313, 455, 1565, 1583, 2191, 4069, 7915, 10955, 11081, 20345, 20579, 28483, 55405, 102895, 142415, 144053, 495479, 720265, 2477395, 3468353, 6441227, 17341765, 32206135, 45088589, 225442945]

約数ペア:

[(1, 225442945), (5, 45088589), (7, 32206135), (13, 17341765), (35, 6441227), (65, 3468353), (91, 2477395), (313, 720265), (455, 495479), (1565, 144053), (1583, 142415), (2191, 102895), (4069, 55405), (7915, 28483), (10955, 20579), (11081, 20345)]