209439153

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{302221}}^1$

素因数の和:302245

約数の個数: 24

約数和(自身を含む): 377173056

約数和(自身を除く): 167733903

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 302221, 906663, 2115547, 2719989, 3324431, 6346641, 9973293, 19039923, 23271017, 29919879, 69813051, 209439153]

約数ペア:

[(1, 209439153), (3, 69813051), (7, 29919879), (9, 23271017), (11, 19039923), (21, 9973293), (33, 6346641), (63, 3324431), (77, 2719989), (99, 2115547), (231, 906663), (693, 302221)]