1405005

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13381}}^1$

素因数の和:13396

約数の個数: 16

約数和(自身を含む): 2569344

約数和(自身を除く): 1164339

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 13381, 40143, 66905, 93667, 200715, 281001, 468335, 1405005]

約数ペア:

[(1, 1405005), (3, 468335), (5, 281001), (7, 200715), (15, 93667), (21, 66905), (35, 40143), (105, 13381)]