397578

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:138

約数の個数: 32

約数和(自身を含む): 861696

約数和(自身を除く): 464118

約数列:

[1, 2, 3, 6, 23, 43, 46, 67, 69, 86, 129, 134, 138, 201, 258, 402, 989, 1541, 1978, 2881, 2967, 3082, 4623, 5762, 5934, 8643, 9246, 17286, 66263, 132526, 198789, 397578]

約数ペア:

[(1, 397578), (2, 198789), (3, 132526), (6, 66263), (23, 17286), (43, 9246), (46, 8643), (67, 5934), (69, 5762), (86, 4623), (129, 3082), (134, 2967), (138, 2881), (201, 1978), (258, 1541), (402, 989)]