15897249

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:374

約数の個数: 32

約数和(自身を含む): 24768000

約数和(自身を除く): 8870751

約数列:

[1, 3, 9, 27, 29, 79, 87, 237, 257, 261, 711, 771, 783, 2133, 2291, 2313, 6873, 6939, 7453, 20303, 20619, 22359, 60909, 61857, 67077, 182727, 201231, 548181, 588787, 1766361, 5299083, 15897249]

約数ペア:

[(1, 15897249), (3, 5299083), (9, 1766361), (27, 588787), (29, 548181), (79, 201231), (87, 182727), (237, 67077), (257, 61857), (261, 60909), (711, 22359), (771, 20619), (783, 20303), (2133, 7453), (2291, 6939), (2313, 6873)]