39861909

素因数分解:

$3^3\times {\mathrm{211}}^1\times {\mathrm{6997}}^1$

素因数の和:7217

約数の個数: 16

約数和(自身を含む): 59343040

約数和(自身を除く): 19481131

約数列:

[1, 3, 9, 27, 211, 633, 1899, 5697, 6997, 20991, 62973, 188919, 1476367, 4429101, 13287303, 39861909]

約数ペア:

[(1, 39861909), (3, 13287303), (9, 4429101), (27, 1476367), (211, 188919), (633, 62973), (1899, 20991), (5697, 6997)]