415449

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{223}}^1$

素因数の和:258

約数の個数: 20

約数和(自身を含む): 650496

約数和(自身を除く): 235047

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 223, 621, 669, 1863, 2007, 5129, 6021, 15387, 18063, 46161, 138483, 415449]

約数ペア:

[(1, 415449), (3, 138483), (9, 46161), (23, 18063), (27, 15387), (69, 6021), (81, 5129), (207, 2007), (223, 1863), (621, 669)]