66882213

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:470

約数の個数: 32

約数和(自身を含む): 101606400

約数和(自身を除く): 34724187

約数列:

[1, 3, 9, 27, 71, 139, 213, 251, 417, 639, 753, 1251, 1917, 2259, 3753, 6777, 9869, 17821, 29607, 34889, 53463, 88821, 104667, 160389, 266463, 314001, 481167, 942003, 2477119, 7431357, 22294071, 66882213]

約数ペア:

[(1, 66882213), (3, 22294071), (9, 7431357), (27, 2477119), (71, 942003), (139, 481167), (213, 314001), (251, 266463), (417, 160389), (639, 104667), (753, 88821), (1251, 53463), (1917, 34889), (2259, 29607), (3753, 17821), (6777, 9869)]