16031691

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{521}}^1$

素因数の和:803

約数の個数: 24

約数和(自身を含む): 25081056

約数和(自身を除く): 9049365

約数列:

[1, 3, 9, 13, 39, 117, 263, 521, 789, 1563, 2367, 3419, 4689, 6773, 10257, 20319, 30771, 60957, 137023, 411069, 1233207, 1781299, 5343897, 16031691]

約数ペア:

[(1, 16031691), (3, 5343897), (9, 1781299), (13, 1233207), (39, 411069), (117, 137023), (263, 60957), (521, 30771), (789, 20319), (1563, 10257), (2367, 6773), (3419, 4689)]