2209311

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{821}}^1$

素因数の和:863

約数の個数: 24

約数和(自身を含む): 3590496

約数和(自身を除く): 1381185

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 299, 821, 897, 2463, 2691, 7389, 10673, 18883, 32019, 56649, 96057, 169947, 245479, 736437, 2209311]

約数ペア:

[(1, 2209311), (3, 736437), (9, 245479), (13, 169947), (23, 96057), (39, 56649), (69, 32019), (117, 18883), (207, 10673), (299, 7389), (821, 2691), (897, 2463)]