40179681

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{227}}^1\times {\mathrm{277}}^1$

素因数の和:581

約数の個数: 24

約数和(自身を含む): 59327424

約数和(自身を除く): 19147743

約数列:

[1, 3, 9, 71, 213, 227, 277, 639, 681, 831, 2043, 2493, 16117, 19667, 48351, 59001, 62879, 145053, 177003, 188637, 565911, 4464409, 13393227, 40179681]

約数ペア:

[(1, 40179681), (3, 13393227), (9, 4464409), (71, 565911), (213, 188637), (227, 177003), (277, 145053), (639, 62879), (681, 59001), (831, 48351), (2043, 19667), (2493, 16117)]