28344303

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3511}}^1$

素因数の和:3556

約数の個数: 32

約数和(自身を含む): 47201280

約数和(自身を除く): 18856977

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 117, 207, 299, 351, 621, 897, 2691, 3511, 8073, 10533, 31599, 45643, 80753, 94797, 136929, 242259, 410787, 726777, 1049789, 1232361, 2180331, 3149367, 9448101, 28344303]

約数ペア:

[(1, 28344303), (3, 9448101), (9, 3149367), (13, 2180331), (23, 1232361), (27, 1049789), (39, 726777), (69, 410787), (117, 242259), (207, 136929), (299, 94797), (351, 80753), (621, 45643), (897, 31599), (2691, 10533), (3511, 8073)]