201211790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{727}}^1\times {\mathrm{2129}}^1$

素因数の和:2876

約数の個数: 32

約数和(自身を含む): 390761280

約数和(自身を除く): 189549490

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 727, 1454, 2129, 3635, 4258, 7270, 9451, 10645, 18902, 21290, 27677, 47255, 55354, 94510, 138385, 276770, 1547783, 3095566, 7738915, 15477830, 20121179, 40242358, 100605895, 201211790]

約数ペア:

[(1, 201211790), (2, 100605895), (5, 40242358), (10, 20121179), (13, 15477830), (26, 7738915), (65, 3095566), (130, 1547783), (727, 276770), (1454, 138385), (2129, 94510), (3635, 55354), (4258, 47255), (7270, 27677), (9451, 21290), (10645, 18902)]