28705347

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{10739}}^1$

素因数の和:10765

約数の個数: 24

約数和(自身を含む): 46912320

約数和(自身を除く): 18206973

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 243, 297, 891, 2673, 10739, 32217, 96651, 118129, 289953, 354387, 869859, 1063161, 2609577, 3189483, 9568449, 28705347]

約数ペア:

[(1, 28705347), (3, 9568449), (9, 3189483), (11, 2609577), (27, 1063161), (33, 869859), (81, 354387), (99, 289953), (243, 118129), (297, 96651), (891, 32217), (2673, 10739)]