128181508

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{12143}}^1$

素因数の和:12196

約数の個数: 48

約数和(自身を含む): 285626880

約数和(自身を除く): 157445372

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 29, 52, 58, 91, 116, 182, 203, 364, 377, 406, 754, 812, 1508, 2639, 5278, 10556, 12143, 24286, 48572, 85001, 157859, 170002, 315718, 340004, 352147, 631436, 704294, 1105013, 1408588, 2210026, 2465029, 4420052, 4577911, 4930058, 9155822, 9860116, 18311644, 32045377, 64090754, 128181508]

約数ペア:

[(1, 128181508), (2, 64090754), (4, 32045377), (7, 18311644), (13, 9860116), (14, 9155822), (26, 4930058), (28, 4577911), (29, 4420052), (52, 2465029), (58, 2210026), (91, 1408588), (116, 1105013), (182, 704294), (203, 631436), (364, 352147), (377, 340004), (406, 315718), (754, 170002), (812, 157859), (1508, 85001), (2639, 48572), (5278, 24286), (10556, 12143)]