28820355

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113021}}^1$

素因数の和:113046

約数の個数: 16

約数和(自身を含む): 48825504

約数和(自身を除く): 20005149

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 113021, 339063, 565105, 1695315, 1921357, 5764071, 9606785, 28820355]

約数ペア:

[(1, 28820355), (3, 9606785), (5, 5764071), (15, 1921357), (17, 1695315), (51, 565105), (85, 339063), (255, 113021)]