201520641

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{417227}}^1$

素因数の和:417260

約数の個数: 16

約数和(自身を含む): 320431104

約数和(自身を除く): 118910463

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 417227, 1251681, 2920589, 8761767, 9596221, 28788663, 67173547, 201520641]

約数ペア:

[(1, 201520641), (3, 67173547), (7, 28788663), (21, 9596221), (23, 8761767), (69, 2920589), (161, 1251681), (483, 417227)]