81888315

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{188249}}^1$

素因数の和:188286

約数の個数: 16

約数和(自身を含む): 135540000

約数和(自身を除く): 53651685

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 188249, 564747, 941245, 2823735, 5459221, 16377663, 27296105, 81888315]

約数ペア:

[(1, 81888315), (3, 27296105), (5, 16377663), (15, 5459221), (29, 2823735), (87, 941245), (145, 564747), (435, 188249)]