28401705

素因数分解:

$3^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2083}}^1$

素因数の和:2198

約数の個数: 32

約数和(自身を含む): 51016320

約数和(自身を除く): 22614615

約数列:

[1, 3, 5, 9, 15, 27, 45, 101, 135, 303, 505, 909, 1515, 2083, 2727, 4545, 6249, 10415, 13635, 18747, 31245, 56241, 93735, 210383, 281205, 631149, 1051915, 1893447, 3155745, 5680341, 9467235, 28401705]

約数ペア:

[(1, 28401705), (3, 9467235), (5, 5680341), (9, 3155745), (15, 1893447), (27, 1051915), (45, 631149), (101, 281205), (135, 210383), (303, 93735), (505, 56241), (909, 31245), (1515, 18747), (2083, 13635), (2727, 10415), (4545, 6249)]