147742

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:243

約数の個数: 16

約数和(自身を含む): 258912

約数和(自身を除く): 111170

約数列:

[1, 2, 7, 14, 61, 122, 173, 346, 427, 854, 1211, 2422, 10553, 21106, 73871, 147742]

約数ペア:

[(1, 147742), (2, 73871), (7, 21106), (14, 10553), (61, 2422), (122, 1211), (173, 854), (346, 427)]