13296890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:191

約数の個数: 48

約数和(自身を含む): 26259552

約数和(自身を除く): 12962662

約数列:

[1, 2, 5, 10, 17, 34, 43, 85, 86, 107, 170, 214, 215, 289, 430, 535, 578, 731, 1070, 1445, 1462, 1819, 2890, 3638, 3655, 4601, 7310, 9095, 9202, 12427, 18190, 23005, 24854, 30923, 46010, 61846, 62135, 78217, 124270, 154615, 156434, 309230, 391085, 782170, 1329689, 2659378, 6648445, 13296890]

約数ペア:

[(1, 13296890), (2, 6648445), (5, 2659378), (10, 1329689), (17, 782170), (34, 391085), (43, 309230), (85, 156434), (86, 154615), (107, 124270), (170, 78217), (214, 62135), (215, 61846), (289, 46010), (430, 30923), (535, 24854), (578, 23005), (731, 18190), (1070, 12427), (1445, 9202), (1462, 9095), (1819, 7310), (2890, 4601), (3638, 3655)]