78806812

素因数分解:

$2^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{13339}}^1$

素因数の和:13561

約数の個数: 24

約数和(自身を含む): 158372480

約数和(自身を除く): 79565668

約数列:

[1, 2, 4, 7, 14, 28, 211, 422, 844, 1477, 2954, 5908, 13339, 26678, 53356, 93373, 186746, 373492, 2814529, 5629058, 11258116, 19701703, 39403406, 78806812]

約数ペア:

[(1, 78806812), (2, 39403406), (4, 19701703), (7, 11258116), (14, 5629058), (28, 2814529), (211, 373492), (422, 186746), (844, 93373), (1477, 53356), (2954, 26678), (5908, 13339)]