13863815

素因数分解:

$5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{797}}^1$

素因数の和:887

約数の個数: 24

約数和(自身を含む): 19649952

約数和(自身を除く): 5786137

約数列:

[1, 5, 7, 35, 49, 71, 245, 355, 497, 797, 2485, 3479, 3985, 5579, 17395, 27895, 39053, 56587, 195265, 282935, 396109, 1980545, 2772763, 13863815]

約数ペア:

[(1, 13863815), (5, 2772763), (7, 1980545), (35, 396109), (49, 282935), (71, 195265), (245, 56587), (355, 39053), (497, 27895), (797, 17395), (2485, 5579), (3479, 3985)]