28863921

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{313}}^1\times {\mathrm{521}}^1$

素因数の和:896

約数の個数: 16

約数和(自身を含む): 39337920

約数和(自身を除く): 10473999

約数列:

[1, 3, 59, 177, 313, 521, 939, 1563, 18467, 30739, 55401, 92217, 163073, 489219, 9621307, 28863921]

約数ペア:

[(1, 28863921), (3, 9621307), (59, 489219), (177, 163073), (313, 92217), (521, 55401), (939, 30739), (1563, 18467)]