339975225

素因数分解:

$3^5\times 5^2\times {\mathrm{191}}^1\times {\mathrm{293}}^1$

素因数の和:509

約数の個数: 72

約数和(自身を含む): 636959232

約数和(自身を除く): 296984007

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 191, 225, 243, 293, 405, 573, 675, 879, 955, 1215, 1465, 1719, 2025, 2637, 2865, 4395, 4775, 5157, 6075, 7325, 7911, 8595, 13185, 14325, 15471, 21975, 23733, 25785, 39555, 42975, 46413, 55963, 65925, 71199, 77355, 118665, 128925, 167889, 197775, 232065, 279815, 355995, 386775, 503667, 593325, 839445, 1160325, 1399075, 1511001, 1779975, 2518335, 4197225, 4533003, 7555005, 12591675, 13599009, 22665015, 37775025, 67995045, 113325075, 339975225]

約数ペア:

[(1, 339975225), (3, 113325075), (5, 67995045), (9, 37775025), (15, 22665015), (25, 13599009), (27, 12591675), (45, 7555005), (75, 4533003), (81, 4197225), (135, 2518335), (191, 1779975), (225, 1511001), (243, 1399075), (293, 1160325), (405, 839445), (573, 593325), (675, 503667), (879, 386775), (955, 355995), (1215, 279815), (1465, 232065), (1719, 197775), (2025, 167889), (2637, 128925), (2865, 118665), (4395, 77355), (4775, 71199), (5157, 65925), (6075, 55963), (7325, 46413), (7911, 42975), (8595, 39555), (13185, 25785), (14325, 23733), (15471, 21975)]