209957342

素因数分解:

$2^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{47309}}^1$

素因数の和:47635

約数の個数: 16

約数和(自身を含む): 361069920

約数和(自身を除く): 151112578

約数列:

[1, 2, 7, 14, 317, 634, 2219, 4438, 47309, 94618, 331163, 662326, 14996953, 29993906, 104978671, 209957342]

約数ペア:

[(1, 209957342), (2, 104978671), (7, 29993906), (14, 14996953), (317, 662326), (634, 331163), (2219, 94618), (4438, 47309)]