208259793

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{1303}}^1$

素因数の和:1418

約数の個数: 48

約数和(自身を含む): 358026240

約数和(自身を除く): 149766447

約数列:

[1, 3, 7, 9, 21, 43, 59, 63, 129, 177, 301, 387, 413, 531, 903, 1239, 1303, 2537, 2709, 3717, 3909, 7611, 9121, 11727, 17759, 22833, 27363, 53277, 56029, 76877, 82089, 159831, 168087, 230631, 392203, 504261, 538139, 691893, 1176609, 1614417, 3305711, 3529827, 4843251, 9917133, 23139977, 29751399, 69419931, 208259793]

約数ペア:

[(1, 208259793), (3, 69419931), (7, 29751399), (9, 23139977), (21, 9917133), (43, 4843251), (59, 3529827), (63, 3305711), (129, 1614417), (177, 1176609), (301, 691893), (387, 538139), (413, 504261), (531, 392203), (903, 230631), (1239, 168087), (1303, 159831), (2537, 82089), (2709, 76877), (3717, 56029), (3909, 53277), (7611, 27363), (9121, 22833), (11727, 17759)]