2021625147

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{487}}^1\times {\mathrm{499}}^1$

素因数の和:1095

約数の個数: 32

約数和(自身を含む): 2810880000

約数和(自身を除く): 789254853

約数列:

[1, 3, 47, 59, 141, 177, 487, 499, 1461, 1497, 2773, 8319, 22889, 23453, 28733, 29441, 68667, 70359, 86199, 88323, 243013, 729039, 1350451, 1383727, 4051353, 4151181, 11421611, 14337767, 34264833, 43013301, 673875049, 2021625147]

約数ペア:

[(1, 2021625147), (3, 673875049), (47, 43013301), (59, 34264833), (141, 14337767), (177, 11421611), (487, 4151181), (499, 4051353), (1461, 1383727), (1497, 1350451), (2773, 729039), (8319, 243013), (22889, 88323), (23453, 86199), (28733, 70359), (29441, 68667)]