320343885

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{13457}}^1$

素因数の和:13514

約数の個数: 36

約数和(自身を含む): 580497372

約数和(自身を除く): 260153487

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 529, 1035, 1587, 2645, 4761, 7935, 13457, 23805, 40371, 67285, 121113, 201855, 309511, 605565, 928533, 1547555, 2785599, 4642665, 7118753, 13927995, 21356259, 35593765, 64068777, 106781295, 320343885]

約数ペア:

[(1, 320343885), (3, 106781295), (5, 64068777), (9, 35593765), (15, 21356259), (23, 13927995), (45, 7118753), (69, 4642665), (115, 2785599), (207, 1547555), (345, 928533), (529, 605565), (1035, 309511), (1587, 201855), (2645, 121113), (4761, 67285), (7935, 40371), (13457, 23805)]