81510772

素因数分解:

$2^2\times 7^1\times {\mathrm{379}}^1\times {\mathrm{7681}}^1$

素因数の和:8071

約数の個数: 24

約数和(自身を含む): 163472960

約数和(自身を除く): 81962188

約数列:

[1, 2, 4, 7, 14, 28, 379, 758, 1516, 2653, 5306, 7681, 10612, 15362, 30724, 53767, 107534, 215068, 2911099, 5822198, 11644396, 20377693, 40755386, 81510772]

約数ペア:

[(1, 81510772), (2, 40755386), (4, 20377693), (7, 11644396), (14, 5822198), (28, 2911099), (379, 215068), (758, 107534), (1516, 53767), (2653, 30724), (5306, 15362), (7681, 10612)]