221177982

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{37273}}^1$

素因数の和:37344

約数の個数: 32

約数和(自身を含む): 472336128

約数和(自身を除く): 251158146

約数列:

[1, 2, 3, 6, 23, 43, 46, 69, 86, 129, 138, 258, 989, 1978, 2967, 5934, 37273, 74546, 111819, 223638, 857279, 1602739, 1714558, 2571837, 3205478, 4808217, 5143674, 9616434, 36862997, 73725994, 110588991, 221177982]

約数ペア:

[(1, 221177982), (2, 110588991), (3, 73725994), (6, 36862997), (23, 9616434), (43, 5143674), (46, 4808217), (69, 3205478), (86, 2571837), (129, 1714558), (138, 1602739), (258, 857279), (989, 223638), (1978, 111819), (2967, 74546), (5934, 37273)]