2013205779

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{155017}}^1$

素因数の和:155076

約数の個数: 32

約数和(自身を含む): 3298783040

約数和(自身を除く): 1285577261

約数列:

[1, 3, 9, 13, 27, 37, 39, 111, 117, 333, 351, 481, 999, 1443, 4329, 12987, 155017, 465051, 1395153, 2015221, 4185459, 5735629, 6045663, 17206887, 18136989, 51620661, 54410967, 74563177, 154861983, 223689531, 671068593, 2013205779]

約数ペア:

[(1, 2013205779), (3, 671068593), (9, 223689531), (13, 154861983), (27, 74563177), (37, 54410967), (39, 51620661), (111, 18136989), (117, 17206887), (333, 6045663), (351, 5735629), (481, 4185459), (999, 2015221), (1443, 1395153), (4329, 465051), (12987, 155017)]