2038959

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:216

約数の個数: 32

約数和(自身を含む): 3362240

約数和(自身を除く): 1323281

約数列:

[1, 3, 9, 13, 27, 37, 39, 111, 117, 157, 333, 351, 471, 481, 999, 1413, 1443, 2041, 4239, 4329, 5809, 6123, 12987, 17427, 18369, 52281, 55107, 75517, 156843, 226551, 679653, 2038959]

約数ペア:

[(1, 2038959), (3, 679653), (9, 226551), (13, 156843), (27, 75517), (37, 55107), (39, 52281), (111, 18369), (117, 17427), (157, 12987), (333, 6123), (351, 5809), (471, 4329), (481, 4239), (999, 2041), (1413, 1443)]