28009455

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109841}}^1$

素因数の和:109866

約数の個数: 16

約数和(自身を含む): 47451744

約数和(自身を除く): 19442289

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 109841, 329523, 549205, 1647615, 1867297, 5601891, 9336485, 28009455]

約数ペア:

[(1, 28009455), (3, 9336485), (5, 5601891), (15, 1867297), (17, 1647615), (51, 549205), (85, 329523), (255, 109841)]