27720261513

素因数分解:

$3^2\times 7^1\times {\mathrm{2213}}^1\times {\mathrm{198827}}^1$

素因数の和:201053

約数の個数: 24

約数和(自身を含む): 45781339968

約数和(自身を除く): 18061078455

約数列:

[1, 3, 7, 9, 21, 63, 2213, 6639, 15491, 19917, 46473, 139419, 198827, 596481, 1391789, 1789443, 4175367, 12526101, 440004151, 1320012453, 3080029057, 3960037359, 9240087171, 27720261513]

約数ペア:

[(1, 27720261513), (3, 9240087171), (7, 3960037359), (9, 3080029057), (21, 1320012453), (63, 440004151), (2213, 12526101), (6639, 4175367), (15491, 1789443), (19917, 1391789), (46473, 596481), (139419, 198827)]