64748628

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{256939}}^1$

素因数の和:256956

約数の個数: 36

約数和(自身を含む): 187052320

約数和(自身を除く): 122303692

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 256939, 513878, 770817, 1027756, 1541634, 1798573, 2312451, 3083268, 3597146, 4624902, 5395719, 7194292, 9249804, 10791438, 16187157, 21582876, 32374314, 64748628]

約数ペア:

[(1, 64748628), (2, 32374314), (3, 21582876), (4, 16187157), (6, 10791438), (7, 9249804), (9, 7194292), (12, 5395719), (14, 4624902), (18, 3597146), (21, 3083268), (28, 2312451), (36, 1798573), (42, 1541634), (63, 1027756), (84, 770817), (126, 513878), (252, 256939)]