47378925

素因数分解:

$3^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{709}}^1$

素因数の和:745

約数の個数: 72

約数和(自身を含む): 96139680

約数和(自身を除く): 48760755

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 55, 75, 81, 99, 135, 165, 225, 243, 275, 297, 405, 495, 675, 709, 825, 891, 1215, 1485, 2025, 2127, 2475, 2673, 3545, 4455, 6075, 6381, 7425, 7799, 10635, 13365, 17725, 19143, 22275, 23397, 31905, 38995, 53175, 57429, 66825, 70191, 95715, 116985, 159525, 172287, 194975, 210573, 287145, 350955, 478575, 584925, 631719, 861435, 1052865, 1435725, 1754775, 1895157, 3158595, 4307175, 5264325, 9475785, 15792975, 47378925]

約数ペア:

[(1, 47378925), (3, 15792975), (5, 9475785), (9, 5264325), (11, 4307175), (15, 3158595), (25, 1895157), (27, 1754775), (33, 1435725), (45, 1052865), (55, 861435), (75, 631719), (81, 584925), (99, 478575), (135, 350955), (165, 287145), (225, 210573), (243, 194975), (275, 172287), (297, 159525), (405, 116985), (495, 95715), (675, 70191), (709, 66825), (825, 57429), (891, 53175), (1215, 38995), (1485, 31905), (2025, 23397), (2127, 22275), (2475, 19143), (2673, 17725), (3545, 13365), (4455, 10635), (6075, 7799), (6381, 7425)]