12173481

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:445

約数の個数: 24

約数和(自身を含む): 18258240

約数和(自身を除く): 6084759

約数列:

[1, 3, 9, 37, 111, 139, 263, 333, 417, 789, 1251, 2367, 5143, 9731, 15429, 29193, 36557, 46287, 87579, 109671, 329013, 1352609, 4057827, 12173481]

約数ペア:

[(1, 12173481), (3, 4057827), (9, 1352609), (37, 329013), (111, 109671), (139, 87579), (263, 46287), (333, 36557), (417, 29193), (789, 15429), (1251, 9731), (2367, 5143)]