81007902

素因数分解:

$2^1\times 3^2\times {\mathrm{4500439}}^1$

素因数の和:4500447

約数の個数: 12

約数和(自身を含む): 175517160

約数和(自身を除く): 94509258

約数列:

[1, 2, 3, 6, 9, 18, 4500439, 9000878, 13501317, 27002634, 40503951, 81007902]

約数ペア:

[(1, 81007902), (2, 40503951), (3, 27002634), (6, 13501317), (9, 9000878), (18, 4500439)]