25262991

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{821}}^1$

素因数の和:1103

約数の個数: 24

約数和(自身を含む): 39495456

約数和(自身を除く): 14232465

約数列:

[1, 3, 9, 13, 39, 117, 263, 789, 821, 2367, 2463, 3419, 7389, 10257, 10673, 30771, 32019, 96057, 215923, 647769, 1943307, 2806999, 8420997, 25262991]

約数ペア:

[(1, 25262991), (3, 8420997), (9, 2806999), (13, 1943307), (39, 647769), (117, 215923), (263, 96057), (789, 32019), (821, 30771), (2367, 10673), (2463, 10257), (3419, 7389)]