206565549

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{239}}^1\times {\mathrm{257}}^1$

素因数の和:577

約数の個数: 32

約数和(自身を含む): 297216000

約数和(自身を除く): 90650451

約数列:

[1, 3, 19, 57, 59, 177, 239, 257, 717, 771, 1121, 3363, 4541, 4883, 13623, 14101, 14649, 15163, 42303, 45489, 61423, 184269, 267919, 288097, 803757, 864291, 1167037, 3501111, 3623957, 10871871, 68855183, 206565549]

約数ペア:

[(1, 206565549), (3, 68855183), (19, 10871871), (57, 3623957), (59, 3501111), (177, 1167037), (239, 864291), (257, 803757), (717, 288097), (771, 267919), (1121, 184269), (3363, 61423), (4541, 45489), (4883, 42303), (13623, 15163), (14101, 14649)]