2851812005

素因数分解:

$5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{401381}}^1$

素因数の和:401429

約数の個数: 24

約数和(自身を含む): 4118179320

約数和(自身を除く): 1266367315

約数列:

[1, 5, 7, 29, 35, 49, 145, 203, 245, 1015, 1421, 7105, 401381, 2006905, 2809667, 11640049, 14048335, 19667669, 58200245, 81480343, 98338345, 407401715, 570362401, 2851812005]

約数ペア:

[(1, 2851812005), (5, 570362401), (7, 407401715), (29, 98338345), (35, 81480343), (49, 58200245), (145, 19667669), (203, 14048335), (245, 11640049), (1015, 2809667), (1421, 2006905), (7105, 401381)]