1229355

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1607}}^1$

素因数の和:1635

約数の個数: 24

約数和(自身を含む): 2257632

約数和(自身を除く): 1028277

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 1607, 4821, 8035, 14463, 24105, 27319, 72315, 81957, 136595, 245871, 409785, 1229355]

約数ペア:

[(1, 1229355), (3, 409785), (5, 245871), (9, 136595), (15, 81957), (17, 72315), (45, 27319), (51, 24105), (85, 14463), (153, 8035), (255, 4821), (765, 1607)]