1955149731

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{153743}}^1$

素因数の和:153912

約数の個数: 20

約数和(自身を含む): 2939277792

約数和(自身を除く): 984128061

約数列:

[1, 3, 9, 27, 81, 157, 471, 1413, 4239, 12717, 153743, 461229, 1383687, 4151061, 12453183, 24137651, 72412953, 217238859, 651716577, 1955149731]

約数ペア:

[(1, 1955149731), (3, 651716577), (9, 217238859), (27, 72412953), (81, 24137651), (157, 12453183), (471, 4151061), (1413, 1383687), (4239, 461229), (12717, 153743)]