7207785

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2$

素因数の和:104

約数の個数: 60

約数和(自身を含む): 14300748

約数和(自身を除く): 7092963

約数列:

[1, 3, 5, 9, 13, 15, 27, 37, 39, 45, 65, 81, 111, 117, 135, 185, 195, 333, 351, 405, 481, 555, 585, 999, 1053, 1369, 1443, 1665, 1755, 2405, 2997, 4107, 4329, 4995, 5265, 6845, 7215, 12321, 12987, 14985, 17797, 20535, 21645, 36963, 38961, 53391, 61605, 64935, 88985, 110889, 160173, 184815, 194805, 266955, 480519, 554445, 800865, 1441557, 2402595, 7207785]

約数ペア:

[(1, 7207785), (3, 2402595), (5, 1441557), (9, 800865), (13, 554445), (15, 480519), (27, 266955), (37, 194805), (39, 184815), (45, 160173), (65, 110889), (81, 88985), (111, 64935), (117, 61605), (135, 53391), (185, 38961), (195, 36963), (333, 21645), (351, 20535), (405, 17797), (481, 14985), (555, 12987), (585, 12321), (999, 7215), (1053, 6845), (1369, 5265), (1443, 4995), (1665, 4329), (1755, 4107), (2405, 2997)]