17985105

素因数分解:

$3^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1049}}^1$

素因数の和:1190

約数の個数: 32

約数和(自身を含む): 32256000

約数和(自身を除く): 14270895

約数列:

[1, 3, 5, 9, 15, 27, 45, 127, 135, 381, 635, 1049, 1143, 1905, 3147, 3429, 5245, 5715, 9441, 15735, 17145, 28323, 47205, 133223, 141615, 399669, 666115, 1199007, 1998345, 3597021, 5995035, 17985105]

約数ペア:

[(1, 17985105), (3, 5995035), (5, 3597021), (9, 1998345), (15, 1199007), (27, 666115), (45, 399669), (127, 141615), (135, 133223), (381, 47205), (635, 28323), (1049, 17145), (1143, 15735), (1905, 9441), (3147, 5715), (3429, 5245)]