66878889

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{6733}}^1$

素因数の和:6797

約数の個数: 32

約数和(自身を含む): 113777664

約数和(自身を除く): 46898775

約数列:

[1, 3, 7, 11, 21, 33, 43, 77, 129, 231, 301, 473, 903, 1419, 3311, 6733, 9933, 20199, 47131, 74063, 141393, 222189, 289519, 518441, 868557, 1555323, 2026633, 3184709, 6079899, 9554127, 22292963, 66878889]

約数ペア:

[(1, 66878889), (3, 22292963), (7, 9554127), (11, 6079899), (21, 3184709), (33, 2026633), (43, 1555323), (77, 868557), (129, 518441), (231, 289519), (301, 222189), (473, 141393), (903, 74063), (1419, 47131), (3311, 20199), (6733, 9933)]