66805557

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{2287}}^1$

素因数の和:2417

約数の個数: 32

約数和(自身を含む): 110702592

約数和(自身を除く): 43897035

約数列:

[1, 3, 7, 13, 21, 39, 91, 107, 273, 321, 749, 1391, 2247, 2287, 4173, 6861, 9737, 16009, 29211, 29731, 48027, 89193, 208117, 244709, 624351, 734127, 1712963, 3181217, 5138889, 9543651, 22268519, 66805557]

約数ペア:

[(1, 66805557), (3, 22268519), (7, 9543651), (13, 5138889), (21, 3181217), (39, 1712963), (91, 734127), (107, 624351), (273, 244709), (321, 208117), (749, 89193), (1391, 48027), (2247, 29731), (2287, 29211), (4173, 16009), (6861, 9737)]