81405108

素因数分解:

$2^2\times 3^3\times {\mathrm{753751}}^1$

素因数の和:753764

約数の個数: 24

約数和(自身を含む): 211050560

約数和(自身を除く): 129645452

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 753751, 1507502, 2261253, 3015004, 4522506, 6783759, 9045012, 13567518, 20351277, 27135036, 40702554, 81405108]

約数ペア:

[(1, 81405108), (2, 40702554), (3, 27135036), (4, 20351277), (6, 13567518), (9, 9045012), (12, 6783759), (18, 4522506), (27, 3015004), (36, 2261253), (54, 1507502), (108, 753751)]