228347825

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{733}}^2$

素因数の和:1493

約数の個数: 18

約数和(自身を含む): 300216834

約数和(自身を除く): 71869009

約数列:

[1, 5, 17, 25, 85, 425, 733, 3665, 12461, 18325, 62305, 311525, 537289, 2686445, 9133913, 13432225, 45669565, 228347825]

約数ペア:

[(1, 228347825), (5, 45669565), (17, 13432225), (25, 9133913), (85, 2686445), (425, 537289), (733, 311525), (3665, 62305), (12461, 18325)]