81011322

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{642947}}^1$

素因数の和:642962

約数の個数: 24

約数和(自身を含む): 200599776

約数和(自身を除く): 119588454

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 642947, 1285894, 1928841, 3857682, 4500629, 5786523, 9001258, 11573046, 13501887, 27003774, 40505661, 81011322]

約数ペア:

[(1, 81011322), (2, 40505661), (3, 27003774), (6, 13501887), (7, 11573046), (9, 9001258), (14, 5786523), (18, 4500629), (21, 3857682), (42, 1928841), (63, 1285894), (126, 642947)]