87119912

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{989999}}^1$

素因数の和:990016

約数の個数: 16

約数和(自身を含む): 178200000

約数和(自身を除く): 91080088

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 989999, 1979998, 3959996, 7919992, 10889989, 21779978, 43559956, 87119912]

約数ペア:

[(1, 87119912), (2, 43559956), (4, 21779978), (8, 10889989), (11, 7919992), (22, 3959996), (44, 1979998), (88, 989999)]