201480129

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{80239}}^1$

素因数の和:80282

約数の個数: 20

約数和(自身を含む): 310689280

約数和(自身を除く): 109209151

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 80239, 240717, 722151, 2166453, 2487409, 6499359, 7462227, 22386681, 67160043, 201480129]

約数ペア:

[(1, 201480129), (3, 67160043), (9, 22386681), (27, 7462227), (31, 6499359), (81, 2487409), (93, 2166453), (279, 722151), (837, 240717), (2511, 80239)]