200496401

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 246005760

約数和(自身を除く): 45509359

約数列:

[1, 7, 29, 43, 103, 203, 223, 301, 721, 1247, 1561, 2987, 4429, 6467, 8729, 9589, 20909, 22969, 31003, 45269, 67123, 128441, 160783, 278081, 666101, 899087, 987667, 1946567, 4662707, 6913669, 28642343, 200496401]

約数ペア:

[(1, 200496401), (7, 28642343), (29, 6913669), (43, 4662707), (103, 1946567), (203, 987667), (223, 899087), (301, 666101), (721, 278081), (1247, 160783), (1561, 128441), (2987, 67123), (4429, 45269), (6467, 31003), (8729, 22969), (9589, 20909)]