28891959

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:271

約数の個数: 32

約数和(自身を含む): 42301440

約数和(自身を除く): 13409481

約数列:

[1, 3, 17, 51, 71, 79, 101, 213, 237, 303, 1207, 1343, 1717, 3621, 4029, 5151, 5609, 7171, 7979, 16827, 21513, 23937, 95353, 121907, 135643, 286059, 365721, 406929, 566509, 1699527, 9630653, 28891959]

約数ペア:

[(1, 28891959), (3, 9630653), (17, 1699527), (51, 566509), (71, 406929), (79, 365721), (101, 286059), (213, 135643), (237, 121907), (303, 95353), (1207, 23937), (1343, 21513), (1717, 16827), (3621, 7979), (4029, 7171), (5151, 5609)]