81272316

素因数分解:

$2^2\times 3^1\times {\mathrm{2549}}^1\times {\mathrm{2657}}^1$

素因数の和:5213

約数の個数: 24

約数和(自身を含む): 189781200

約数和(自身を除く): 108508884

約数列:

[1, 2, 3, 4, 6, 12, 2549, 2657, 5098, 5314, 7647, 7971, 10196, 10628, 15294, 15942, 30588, 31884, 6772693, 13545386, 20318079, 27090772, 40636158, 81272316]

約数ペア:

[(1, 81272316), (2, 40636158), (3, 27090772), (4, 20318079), (6, 13545386), (12, 6772693), (2549, 31884), (2657, 30588), (5098, 15942), (5314, 15294), (7647, 10628), (7971, 10196)]