654400994

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{313}}^1\times {\mathrm{829}}^1$

素因数の和:1254

約数の個数: 32

約数和(自身を含む): 1072711920

約数和(自身を除く): 418310926

約数列:

[1, 2, 13, 26, 97, 194, 313, 626, 829, 1261, 1658, 2522, 4069, 8138, 10777, 21554, 30361, 60722, 80413, 160826, 259477, 394693, 518954, 789386, 1045369, 2090738, 3373201, 6746402, 25169269, 50338538, 327200497, 654400994]

約数ペア:

[(1, 654400994), (2, 327200497), (13, 50338538), (26, 25169269), (97, 6746402), (194, 3373201), (313, 2090738), (626, 1045369), (829, 789386), (1261, 518954), (1658, 394693), (2522, 259477), (4069, 160826), (8138, 80413), (10777, 60722), (21554, 30361)]