40872781

素因数分解:

${\mathrm{19}}^3\times {\mathrm{59}}^1\times {\mathrm{101}}^1$

素因数の和:217

約数の個数: 16

約数和(自身を含む): 44308800

約数和(自身を除く): 3436019

約数列:

[1, 19, 59, 101, 361, 1121, 1919, 5959, 6859, 21299, 36461, 113221, 404681, 692759, 2151199, 40872781]

約数ペア:

[(1, 40872781), (19, 2151199), (59, 692759), (101, 404681), (361, 113221), (1121, 36461), (1919, 21299), (5959, 6859)]