247318372

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{499}}^1\times {\mathrm{571}}^1$

素因数の和:1112

約数の個数: 48

約数和(自身を含む): 512512000

約数和(自身を除く): 265193628

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 499, 571, 868, 998, 1142, 1996, 2284, 3493, 3997, 6986, 7994, 13972, 15469, 15988, 17701, 30938, 35402, 61876, 70804, 108283, 123907, 216566, 247814, 284929, 433132, 495628, 569858, 1139716, 1994503, 3989006, 7978012, 8832799, 17665598, 35331196, 61829593, 123659186, 247318372]

約数ペア:

[(1, 247318372), (2, 123659186), (4, 61829593), (7, 35331196), (14, 17665598), (28, 8832799), (31, 7978012), (62, 3989006), (124, 1994503), (217, 1139716), (434, 569858), (499, 495628), (571, 433132), (868, 284929), (998, 247814), (1142, 216566), (1996, 123907), (2284, 108283), (3493, 70804), (3997, 61876), (6986, 35402), (7994, 30938), (13972, 17701), (15469, 15988)]