12420585

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 23088000

約数和(自身を除く): 10667415

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 73, 95, 171, 199, 219, 285, 365, 597, 657, 855, 995, 1095, 1387, 1791, 2985, 3285, 3781, 4161, 6935, 8955, 11343, 12483, 14527, 18905, 20805, 34029, 43581, 56715, 62415, 72635, 130743, 170145, 217905, 276013, 653715, 828039, 1380065, 2484117, 4140195, 12420585]

約数ペア:

[(1, 12420585), (3, 4140195), (5, 2484117), (9, 1380065), (15, 828039), (19, 653715), (45, 276013), (57, 217905), (73, 170145), (95, 130743), (171, 72635), (199, 62415), (219, 56715), (285, 43581), (365, 34029), (597, 20805), (657, 18905), (855, 14527), (995, 12483), (1095, 11343), (1387, 8955), (1791, 6935), (2985, 4161), (3285, 3781)]