27999468

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{111109}}^1$

素因数の和:111126

約数の個数: 36

約数和(自身を含む): 80888080

約数和(自身を除く): 52888612

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 111109, 222218, 333327, 444436, 666654, 777763, 999981, 1333308, 1555526, 1999962, 2333289, 3111052, 3999924, 4666578, 6999867, 9333156, 13999734, 27999468]

約数ペア:

[(1, 27999468), (2, 13999734), (3, 9333156), (4, 6999867), (6, 4666578), (7, 3999924), (9, 3111052), (12, 2333289), (14, 1999962), (18, 1555526), (21, 1333308), (28, 999981), (36, 777763), (42, 666654), (63, 444436), (84, 333327), (126, 222218), (252, 111109)]