138979533

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1409}}^1$

素因数の和:1498

約数の個数: 48

約数和(自身を含む): 239181120

約数和(自身を除く): 100201587

約数列:

[1, 3, 7, 11, 21, 33, 49, 61, 77, 147, 183, 231, 427, 539, 671, 1281, 1409, 1617, 2013, 2989, 4227, 4697, 8967, 9863, 14091, 15499, 29589, 32879, 46497, 69041, 85949, 98637, 108493, 207123, 257847, 325479, 601643, 759451, 945439, 1804929, 2278353, 2836317, 4211501, 6618073, 12634503, 19854219, 46326511, 138979533]

約数ペア:

[(1, 138979533), (3, 46326511), (7, 19854219), (11, 12634503), (21, 6618073), (33, 4211501), (49, 2836317), (61, 2278353), (77, 1804929), (147, 945439), (183, 759451), (231, 601643), (427, 325479), (539, 257847), (671, 207123), (1281, 108493), (1409, 98637), (1617, 85949), (2013, 69041), (2989, 46497), (4227, 32879), (4697, 29589), (8967, 15499), (9863, 14091)]