81427716

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{42677}}^1$

素因数の和:42740

約数の個数: 36

約数和(自身を含む): 209719692

約数和(自身を除く): 128291976

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 477, 636, 954, 1908, 42677, 85354, 128031, 170708, 256062, 384093, 512124, 768186, 1536372, 2261881, 4523762, 6785643, 9047524, 13571286, 20356929, 27142572, 40713858, 81427716]

約数ペア:

[(1, 81427716), (2, 40713858), (3, 27142572), (4, 20356929), (6, 13571286), (9, 9047524), (12, 6785643), (18, 4523762), (36, 2261881), (53, 1536372), (106, 768186), (159, 512124), (212, 384093), (318, 256062), (477, 170708), (636, 128031), (954, 85354), (1908, 42677)]