257555886411

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{947}}^1\times {\mathrm{2999}}^1$

素因数の和:4048

約数の個数: 64

約数和(自身を含む): 380413440000

約数和(自身を除く): 122857553589

約数列:

[1, 3, 19, 37, 43, 57, 111, 129, 703, 817, 947, 1591, 2109, 2451, 2841, 2999, 4773, 8997, 17993, 30229, 35039, 40721, 53979, 56981, 90687, 105117, 110963, 122163, 128957, 170943, 332889, 386871, 665741, 773699, 1506677, 1997223, 2108297, 2321097, 2450183, 2840053, 4520031, 4771409, 6324891, 7350549, 8520159, 14314227, 28626863, 53961007, 85880589, 90656771, 105081961, 122122279, 161883021, 271970313, 315245883, 366366837, 1996557259, 2320323301, 4518524323, 5989671777, 6960969903, 13555572969, 85851962137, 257555886411]

約数ペア:

[(1, 257555886411), (3, 85851962137), (19, 13555572969), (37, 6960969903), (43, 5989671777), (57, 4518524323), (111, 2320323301), (129, 1996557259), (703, 366366837), (817, 315245883), (947, 271970313), (1591, 161883021), (2109, 122122279), (2451, 105081961), (2841, 90656771), (2999, 85880589), (4773, 53961007), (8997, 28626863), (17993, 14314227), (30229, 8520159), (35039, 7350549), (40721, 6324891), (53979, 4771409), (56981, 4520031), (90687, 2840053), (105117, 2450183), (110963, 2321097), (122163, 2108297), (128957, 1997223), (170943, 1506677), (332889, 773699), (386871, 665741)]