12090505

素因数分解:

$5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{809}}^1$

素因数の和:889

約数の個数: 24

約数和(自身を含む): 17175240

約数和(自身を除く): 5084735

約数列:

[1, 5, 7, 35, 49, 61, 245, 305, 427, 809, 2135, 2989, 4045, 5663, 14945, 28315, 39641, 49349, 198205, 246745, 345443, 1727215, 2418101, 12090505]

約数ペア:

[(1, 12090505), (5, 2418101), (7, 1727215), (35, 345443), (49, 246745), (61, 198205), (245, 49349), (305, 39641), (427, 28315), (809, 14945), (2135, 5663), (2989, 4045)]