1228421992

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{571}}^1\times {\mathrm{937}}^1$

素因数の和:1562

約数の個数: 64

約数和(自身を含む): 2704141440

約数和(自身を除く): 1475719448

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 164, 287, 328, 571, 574, 937, 1142, 1148, 1874, 2284, 2296, 3748, 3997, 4568, 6559, 7496, 7994, 13118, 15988, 23411, 26236, 31976, 38417, 46822, 52472, 76834, 93644, 153668, 163877, 187288, 268919, 307336, 327754, 535027, 537838, 655508, 1070054, 1075676, 1311016, 2140108, 2151352, 3745189, 4280216, 7490378, 14980756, 21936107, 29961512, 43872214, 87744428, 153552749, 175488856, 307105498, 614210996, 1228421992]

約数ペア:

[(1, 1228421992), (2, 614210996), (4, 307105498), (7, 175488856), (8, 153552749), (14, 87744428), (28, 43872214), (41, 29961512), (56, 21936107), (82, 14980756), (164, 7490378), (287, 4280216), (328, 3745189), (571, 2151352), (574, 2140108), (937, 1311016), (1142, 1075676), (1148, 1070054), (1874, 655508), (2284, 537838), (2296, 535027), (3748, 327754), (3997, 307336), (4568, 268919), (6559, 187288), (7496, 163877), (7994, 153668), (13118, 93644), (15988, 76834), (23411, 52472), (26236, 46822), (31976, 38417)]