39745161

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{6911}}^1$

素因数の和:6994

約数の個数: 20

約数和(自身を含む): 60217344

約数和(自身を除く): 20472183

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 6911, 20733, 62199, 186597, 490681, 559791, 1472043, 4416129, 13248387, 39745161]

約数ペア:

[(1, 39745161), (3, 13248387), (9, 4416129), (27, 1472043), (71, 559791), (81, 490681), (213, 186597), (639, 62199), (1917, 20733), (5751, 6911)]