199933342

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{620911}}^1$

素因数の和:620943

約数の個数: 16

約数和(自身を含む): 357645312

約数和(自身を除く): 157711970

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 620911, 1241822, 4346377, 8692754, 14280953, 28561906, 99966671, 199933342]

約数ペア:

[(1, 199933342), (2, 99966671), (7, 28561906), (14, 14280953), (23, 8692754), (46, 4346377), (161, 1241822), (322, 620911)]