56987777

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{2731}}^1$

素因数の和:3020

約数の個数: 16

約数和(自身を含む): 71337984

約数和(自身を除く): 14350207

約数列:

[1, 7, 11, 77, 271, 1897, 2731, 2981, 19117, 20867, 30041, 210287, 740101, 5180707, 8141111, 56987777]

約数ペア:

[(1, 56987777), (7, 8141111), (11, 5180707), (77, 740101), (271, 210287), (1897, 30041), (2731, 20867), (2981, 19117)]