23942205

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{263}}^1$

素因数の和:315

約数の個数: 72

約数和(自身を含む): 50573952

約数和(自身を除く): 26631747

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 51, 63, 85, 105, 119, 153, 255, 263, 289, 315, 357, 595, 765, 789, 867, 1071, 1315, 1445, 1785, 1841, 2023, 2367, 2601, 3945, 4335, 4471, 5355, 5523, 6069, 9205, 10115, 11835, 13005, 13413, 16569, 18207, 22355, 27615, 30345, 31297, 40239, 67065, 76007, 82845, 91035, 93891, 156485, 201195, 228021, 281673, 380035, 469455, 532049, 684063, 1140105, 1408365, 1596147, 2660245, 3420315, 4788441, 7980735, 23942205]

約数ペア:

[(1, 23942205), (3, 7980735), (5, 4788441), (7, 3420315), (9, 2660245), (15, 1596147), (17, 1408365), (21, 1140105), (35, 684063), (45, 532049), (51, 469455), (63, 380035), (85, 281673), (105, 228021), (119, 201195), (153, 156485), (255, 93891), (263, 91035), (289, 82845), (315, 76007), (357, 67065), (595, 40239), (765, 31297), (789, 30345), (867, 27615), (1071, 22355), (1315, 18207), (1445, 16569), (1785, 13413), (1841, 13005), (2023, 11835), (2367, 10115), (2601, 9205), (3945, 6069), (4335, 5523), (4471, 5355)]