421796655

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{8317}}^1$

素因数の和:8365

約数の個数: 72

約数和(自身を含む): 887563872

約数和(自身を除く): 465767217

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 35, 45, 49, 63, 69, 105, 115, 147, 161, 207, 245, 315, 345, 441, 483, 735, 805, 1035, 1127, 1449, 2205, 2415, 3381, 5635, 7245, 8317, 10143, 16905, 24951, 41585, 50715, 58219, 74853, 124755, 174657, 191291, 291095, 374265, 407533, 523971, 573873, 873285, 956455, 1222599, 1339037, 1721619, 2037665, 2619855, 2869365, 3667797, 4017111, 6112995, 6695185, 8608095, 9373259, 12051333, 18338985, 20085555, 28119777, 46866295, 60256665, 84359331, 140598885, 421796655]

約数ペア:

[(1, 421796655), (3, 140598885), (5, 84359331), (7, 60256665), (9, 46866295), (15, 28119777), (21, 20085555), (23, 18338985), (35, 12051333), (45, 9373259), (49, 8608095), (63, 6695185), (69, 6112995), (105, 4017111), (115, 3667797), (147, 2869365), (161, 2619855), (207, 2037665), (245, 1721619), (315, 1339037), (345, 1222599), (441, 956455), (483, 873285), (735, 573873), (805, 523971), (1035, 407533), (1127, 374265), (1449, 291095), (2205, 191291), (2415, 174657), (3381, 124755), (5635, 74853), (7245, 58219), (8317, 50715), (10143, 41585), (16905, 24951)]