1861075

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1$

素因数の和:207

約数の個数: 24

約数和(自身を含む): 2544480

約数和(自身を除く): 683405

約数列:

[1, 5, 17, 25, 29, 85, 145, 151, 425, 493, 725, 755, 2465, 2567, 3775, 4379, 12325, 12835, 21895, 64175, 74443, 109475, 372215, 1861075]

約数ペア:

[(1, 1861075), (5, 372215), (17, 109475), (25, 74443), (29, 64175), (85, 21895), (145, 12835), (151, 12325), (425, 4379), (493, 3775), (725, 2567), (755, 2465)]