287322238

素因数分解:

$2^1\times 7^1\times {\mathrm{2161}}^1\times {\mathrm{9497}}^1$

素因数の和:11667

約数の個数: 16

約数和(自身を含む): 492832224

約数和(自身を除く): 205509986

約数列:

[1, 2, 7, 14, 2161, 4322, 9497, 15127, 18994, 30254, 66479, 132958, 20523017, 41046034, 143661119, 287322238]

約数ペア:

[(1, 287322238), (2, 143661119), (7, 41046034), (14, 20523017), (2161, 132958), (4322, 66479), (9497, 30254), (15127, 18994)]