121569399

素因数分解:

$3^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{10103}}^1$

素因数の和:10307

約数の個数: 24

約数和(自身を含む): 201756672

約数和(自身を除く): 80187273

約数列:

[1, 3, 7, 9, 21, 63, 191, 573, 1337, 1719, 4011, 10103, 12033, 30309, 70721, 90927, 212163, 636489, 1929673, 5789019, 13507711, 17367057, 40523133, 121569399]

約数ペア:

[(1, 121569399), (3, 40523133), (7, 17367057), (9, 13507711), (21, 5789019), (63, 1929673), (191, 636489), (573, 212163), (1337, 90927), (1719, 70721), (4011, 30309), (10103, 12033)]