151939081

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1291}}^1$

素因数の和:1381

約数の個数: 32

約数和(自身を含む): 196466688

約数和(自身を除く): 44527607

約数列:

[1, 7, 17, 23, 43, 119, 161, 301, 391, 731, 989, 1291, 2737, 5117, 6923, 9037, 16813, 21947, 29693, 55513, 117691, 153629, 207851, 388591, 504781, 943721, 1276799, 3533467, 6606047, 8937593, 21705583, 151939081]

約数ペア:

[(1, 151939081), (7, 21705583), (17, 8937593), (23, 6606047), (43, 3533467), (119, 1276799), (161, 943721), (301, 504781), (391, 388591), (731, 207851), (989, 153629), (1291, 117691), (2737, 55513), (5117, 29693), (6923, 21947), (9037, 16813)]