1285326028

素因数分解:

$2^2\times 7^1\times {\mathrm{45904501}}^1$

素因数の和:45904512

約数の個数: 12

約数和(自身を含む): 2570652112

約数和(自身を除く): 1285326084

約数列:

[1, 2, 4, 7, 14, 28, 45904501, 91809002, 183618004, 321331507, 642663014, 1285326028]

約数ペア:

[(1, 1285326028), (2, 642663014), (4, 321331507), (7, 183618004), (14, 91809002), (28, 45904501)]