28251219939

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{881}}^1\times {\mathrm{2609}}^1$

素因数の和:3751

約数の個数: 32

約数和(自身を含む): 40110396480

約数和(自身を除く): 11859176541

約数列:

[1, 3, 17, 51, 241, 723, 881, 2609, 2643, 4097, 7827, 12291, 14977, 44353, 44931, 133059, 212321, 628769, 636963, 1886307, 2298529, 3609457, 6895587, 10689073, 10828371, 32067219, 39074993, 117224979, 553945489, 1661836467, 9417073313, 28251219939]

約数ペア:

[(1, 28251219939), (3, 9417073313), (17, 1661836467), (51, 553945489), (241, 117224979), (723, 39074993), (881, 32067219), (2609, 10828371), (2643, 10689073), (4097, 6895587), (7827, 3609457), (12291, 2298529), (14977, 1886307), (44353, 636963), (44931, 628769), (133059, 212321)]