2259819

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{1213}}^1$

素因数の和:1248

約数の個数: 20

約数和(自身を含む): 3525456

約数和(自身を除く): 1265637

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1213, 1863, 3639, 10917, 27899, 32751, 83697, 98253, 251091, 753273, 2259819]

約数ペア:

[(1, 2259819), (3, 753273), (9, 251091), (23, 98253), (27, 83697), (69, 32751), (81, 27899), (207, 10917), (621, 3639), (1213, 1863)]