40788327

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{307}}^1\times {\mathrm{661}}^1$

素因数の和:1038

約数の個数: 16

約数和(自身を含む): 55459712

約数和(自身を除く): 14671385

約数列:

[1, 3, 67, 201, 307, 661, 921, 1983, 20569, 44287, 61707, 132861, 202927, 608781, 13596109, 40788327]

約数ペア:

[(1, 40788327), (3, 13596109), (67, 608781), (201, 202927), (307, 132861), (661, 61707), (921, 44287), (1983, 20569)]