199920469

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{14821}}^1$

素因数の和:14916

約数の個数: 16

約数和(自身を含む): 239049216

約数和(自身を除く): 39128747

約数列:

[1, 7, 41, 47, 287, 329, 1927, 13489, 14821, 103747, 607661, 696587, 4253627, 4876109, 28560067, 199920469]

約数ペア:

[(1, 199920469), (7, 28560067), (41, 4876109), (47, 4253627), (287, 696587), (329, 607661), (1927, 103747), (13489, 14821)]