281694772

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{991883}}^1$

素因数の和:991958

約数の個数: 12

約数和(自身を含む): 499909536

約数和(自身を除く): 218214764

約数列:

[1, 2, 4, 71, 142, 284, 991883, 1983766, 3967532, 70423693, 140847386, 281694772]

約数ペア:

[(1, 281694772), (2, 140847386), (4, 70423693), (71, 3967532), (142, 1983766), (284, 991883)]