40147209

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{383}}^1\times {\mathrm{613}}^1$

素因数の和:1021

約数の個数: 24

約数和(自身を含む): 61301760

約数和(自身を除く): 21154551

約数列:

[1, 3, 9, 19, 57, 171, 383, 613, 1149, 1839, 3447, 5517, 7277, 11647, 21831, 34941, 65493, 104823, 234779, 704337, 2113011, 4460801, 13382403, 40147209]

約数ペア:

[(1, 40147209), (3, 13382403), (9, 4460801), (19, 2113011), (57, 704337), (171, 234779), (383, 104823), (613, 65493), (1149, 34941), (1839, 21831), (3447, 11647), (5517, 7277)]