28427485

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{103}}^1\times {\mathrm{191}}^1$

素因数の和:333

約数の個数: 24

約数和(自身を含む): 36781056

約数和(自身を除く): 8353571

約数列:

[1, 5, 17, 85, 103, 191, 289, 515, 955, 1445, 1751, 3247, 8755, 16235, 19673, 29767, 55199, 98365, 148835, 275995, 334441, 1672205, 5685497, 28427485]

約数ペア:

[(1, 28427485), (5, 5685497), (17, 1672205), (85, 334441), (103, 275995), (191, 148835), (289, 98365), (515, 55199), (955, 29767), (1445, 19673), (1751, 16235), (3247, 8755)]