199449783

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3323}}^1$

素因数の和:3370

約数の個数: 48

約数和(自身を含む): 338782080

約数和(自身を除く): 139332297

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 81, 117, 171, 243, 247, 351, 513, 741, 1053, 1539, 2223, 3159, 3323, 4617, 6669, 9969, 20007, 29907, 43199, 60021, 63137, 89721, 129597, 189411, 269163, 388791, 568233, 807489, 820781, 1166373, 1704699, 2462343, 3499119, 5114097, 7387029, 10497357, 15342291, 22161087, 66483261, 199449783]

約数ペア:

[(1, 199449783), (3, 66483261), (9, 22161087), (13, 15342291), (19, 10497357), (27, 7387029), (39, 5114097), (57, 3499119), (81, 2462343), (117, 1704699), (171, 1166373), (243, 820781), (247, 807489), (351, 568233), (513, 388791), (741, 269163), (1053, 189411), (1539, 129597), (2223, 89721), (3159, 63137), (3323, 60021), (4617, 43199), (6669, 29907), (9969, 20007)]