66420711

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{1993}}^1$

素因数の和:2052

約数の個数: 36

約数和(自身を含む): 114678928

約数和(自身を除く): 48258217

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 529, 1449, 1587, 1993, 3703, 4761, 5979, 11109, 13951, 17937, 33327, 41853, 45839, 125559, 137517, 320873, 412551, 962619, 1054297, 2887857, 3162891, 7380079, 9488673, 22140237, 66420711]

約数ペア:

[(1, 66420711), (3, 22140237), (7, 9488673), (9, 7380079), (21, 3162891), (23, 2887857), (63, 1054297), (69, 962619), (161, 412551), (207, 320873), (483, 137517), (529, 125559), (1449, 45839), (1587, 41853), (1993, 33327), (3703, 17937), (4761, 13951), (5979, 11109)]