206688213

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{617}}^1\times {\mathrm{653}}^1$

素因数の和:1298

約数の個数: 32

約数和(自身を含む): 323337600

約数和(自身を除く): 116649387

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 617, 653, 1851, 1959, 5553, 5877, 11723, 12407, 16659, 17631, 35169, 37221, 105507, 111663, 316521, 334989, 402901, 1208703, 3626109, 7655119, 10878327, 22965357, 68896071, 206688213]

約数ペア:

[(1, 206688213), (3, 68896071), (9, 22965357), (19, 10878327), (27, 7655119), (57, 3626109), (171, 1208703), (513, 402901), (617, 334989), (653, 316521), (1851, 111663), (1959, 105507), (5553, 37221), (5877, 35169), (11723, 17631), (12407, 16659)]