12213279

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2221}}^1$

素因数の和:2287

約数の個数: 24

約数和(自身を含む): 19411392

約数和(自身を除く): 7198113

約数列:

[1, 3, 9, 13, 39, 47, 117, 141, 423, 611, 1833, 2221, 5499, 6663, 19989, 28873, 86619, 104387, 259857, 313161, 939483, 1357031, 4071093, 12213279]

約数ペア:

[(1, 12213279), (3, 4071093), (9, 1357031), (13, 939483), (39, 313161), (47, 259857), (117, 104387), (141, 86619), (423, 28873), (611, 19989), (1833, 6663), (2221, 5499)]