81142506

素因数分解:

$2^1\times 3^3\times {\mathrm{1502639}}^1$

素因数の和:1502650

約数の個数: 16

約数和(自身を含む): 180316800

約数和(自身を除く): 99174294

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1502639, 3005278, 4507917, 9015834, 13523751, 27047502, 40571253, 81142506]

約数ペア:

[(1, 81142506), (2, 40571253), (3, 27047502), (6, 13523751), (9, 9015834), (18, 4507917), (27, 3005278), (54, 1502639)]