421185999

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{37369}}^1$

素因数の和:37419

約数の個数: 24

約数和(自身を含む): 642465040

約数和(自身を除く): 221279041

約数列:

[1, 3, 13, 17, 39, 51, 221, 289, 663, 867, 3757, 11271, 37369, 112107, 485797, 635273, 1457391, 1905819, 8258549, 10799641, 24775647, 32398923, 140395333, 421185999]

約数ペア:

[(1, 421185999), (3, 140395333), (13, 32398923), (17, 24775647), (39, 10799641), (51, 8258549), (221, 1905819), (289, 1457391), (663, 635273), (867, 485797), (3757, 112107), (11271, 37369)]