201959541

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{263}}^1$

素因数の和:535

約数の個数: 64

約数和(自身を含む): 364953600

約数和(自身を除く): 162994059

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 239, 263, 357, 459, 717, 789, 1071, 1673, 1841, 2151, 2367, 3213, 4063, 4471, 5019, 5523, 6453, 7101, 12189, 13413, 15057, 16569, 28441, 31297, 36567, 40239, 45171, 49707, 62857, 85323, 93891, 109701, 120717, 188571, 255969, 281673, 439999, 565713, 767907, 845019, 1068569, 1319997, 1697139, 3205707, 3959991, 7479983, 9617121, 11879973, 22439949, 28851363, 67319847, 201959541]

約数ペア:

[(1, 201959541), (3, 67319847), (7, 28851363), (9, 22439949), (17, 11879973), (21, 9617121), (27, 7479983), (51, 3959991), (63, 3205707), (119, 1697139), (153, 1319997), (189, 1068569), (239, 845019), (263, 767907), (357, 565713), (459, 439999), (717, 281673), (789, 255969), (1071, 188571), (1673, 120717), (1841, 109701), (2151, 93891), (2367, 85323), (3213, 62857), (4063, 49707), (4471, 45171), (5019, 40239), (5523, 36567), (6453, 31297), (7101, 28441), (12189, 16569), (13413, 15057)]