639030847

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{149411}}^1$

素因数の和:149478

約数の個数: 16

約数和(自身を含む): 803238912

約数和(自身を除く): 164208065

約数列:

[1, 7, 13, 47, 91, 329, 611, 4277, 149411, 1045877, 1942343, 7022317, 13596401, 49156219, 91290121, 639030847]

約数ペア:

[(1, 639030847), (7, 91290121), (13, 49156219), (47, 13596401), (91, 7022317), (329, 1942343), (611, 1045877), (4277, 149411)]