66947181

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{19801}}^1$

素因数の和:19841

約数の個数: 24

約数和(自身を含む): 108356544

約数和(自身を除く): 41409363

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 1127, 3381, 19801, 59403, 138607, 415821, 455423, 970249, 1366269, 2910747, 3187961, 9563883, 22315727, 66947181]

約数ペア:

[(1, 66947181), (3, 22315727), (7, 9563883), (21, 3187961), (23, 2910747), (49, 1366269), (69, 970249), (147, 455423), (161, 415821), (483, 138607), (1127, 59403), (3381, 19801)]