679861

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1$

素因数の和:292

約数の個数: 16

約数和(自身を含む): 867328

約数和(自身を除く): 187467

約数列:

[1, 7, 13, 31, 91, 217, 241, 403, 1687, 2821, 3133, 7471, 21931, 52297, 97123, 679861]

約数ペア:

[(1, 679861), (7, 97123), (13, 52297), (31, 21931), (91, 7471), (217, 3133), (241, 2821), (403, 1687)]