28802607

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:415

約数の個数: 24

約数和(自身を含む): 41260800

約数和(自身を除く): 12458193

約数列:

[1, 3, 17, 51, 139, 239, 289, 417, 717, 867, 2363, 4063, 7089, 12189, 33221, 40171, 69071, 99663, 120513, 207213, 564757, 1694271, 9600869, 28802607]

約数ペア:

[(1, 28802607), (3, 9600869), (17, 1694271), (51, 564757), (139, 207213), (239, 120513), (289, 99663), (417, 69071), (717, 40171), (867, 33221), (2363, 12189), (4063, 7089)]