2149778811

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1\times {\mathrm{67103}}^1$

素因数の和:67346

約数の個数: 16

約数和(自身を含む): 2931102720

約数和(自身を除く): 781323909

約数列:

[1, 3, 59, 177, 181, 543, 10679, 32037, 67103, 201309, 3959077, 11877231, 12145643, 36436929, 716592937, 2149778811]

約数ペア:

[(1, 2149778811), (3, 716592937), (59, 36436929), (177, 12145643), (181, 11877231), (543, 3959077), (10679, 201309), (32037, 67103)]