12800835

素因数分解:

$3^4\times 5^1\times {\mathrm{31607}}^1$

素因数の和:31624

約数の個数: 20

約数和(自身を含む): 22947408

約数和(自身を除く): 10146573

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 31607, 94821, 158035, 284463, 474105, 853389, 1422315, 2560167, 4266945, 12800835]

約数ペア:

[(1, 12800835), (3, 4266945), (5, 2560167), (9, 1422315), (15, 853389), (27, 474105), (45, 284463), (81, 158035), (135, 94821), (405, 31607)]