398594

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1$

素因数の和:481

約数の個数: 16

約数和(自身を含む): 694656

約数和(自身を除く): 296062

約数列:

[1, 2, 7, 14, 71, 142, 401, 497, 802, 994, 2807, 5614, 28471, 56942, 199297, 398594]

約数ペア:

[(1, 398594), (2, 199297), (7, 56942), (14, 28471), (71, 5614), (142, 2807), (401, 994), (497, 802)]