209342

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{787}}^1$

素因数の和:815

約数の個数: 16

約数和(自身を含む): 378240

約数和(自身を除く): 168898

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 787, 1574, 5509, 11018, 14953, 29906, 104671, 209342]

約数ペア:

[(1, 209342), (2, 104671), (7, 29906), (14, 14953), (19, 11018), (38, 5509), (133, 1574), (266, 787)]