1639779903

素因数分解:

$3^3\times {\mathrm{15787}}^1\times {\mathrm{3847}}^1$

素因数の和:19643

約数の個数: 16

約数和(自身を含む): 2430088960

約数和(自身を除く): 790309057

約数列:

[1, 3, 9, 27, 3847, 11541, 15787, 34623, 47361, 103869, 142083, 426249, 60732589, 182197767, 546593301, 1639779903]

約数ペア:

[(1, 1639779903), (3, 546593301), (9, 182197767), (27, 60732589), (3847, 426249), (11541, 142083), (15787, 103869), (34623, 47361)]