629993

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:93

約数の個数: 24

約数和(自身を含む): 842688

約数和(自身を除く): 212695

約数列:

[1, 7, 13, 23, 43, 49, 91, 161, 299, 301, 559, 637, 989, 1127, 2093, 2107, 3913, 6923, 12857, 14651, 27391, 48461, 89999, 629993]

約数ペア:

[(1, 629993), (7, 89999), (13, 48461), (23, 27391), (43, 14651), (49, 12857), (91, 6923), (161, 3913), (299, 2107), (301, 2093), (559, 1127), (637, 989)]