666742

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:263

約数の個数: 16

約数和(自身を含む): 1052352

約数和(自身を除く): 385610

約数列:

[1, 2, 41, 47, 82, 94, 173, 346, 1927, 3854, 7093, 8131, 14186, 16262, 333371, 666742]

約数ペア:

[(1, 666742), (2, 333371), (41, 16262), (47, 14186), (82, 8131), (94, 7093), (173, 3854), (346, 1927)]