15138819

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{6029}}^1$

素因数の和:6072

約数の個数: 20

約数和(自身を含む): 23348160

約数和(自身を除く): 8209341

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 6029, 18087, 54261, 162783, 186899, 488349, 560697, 1682091, 5046273, 15138819]

約数ペア:

[(1, 15138819), (3, 5046273), (9, 1682091), (27, 560697), (31, 488349), (81, 186899), (93, 162783), (279, 54261), (837, 18087), (2511, 6029)]