13621185

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2777}}^1$

素因数の和:2897

約数の個数: 24

約数和(自身を含む): 23835240

約数和(自身を除く): 10214055

約数列:

[1, 3, 5, 9, 15, 45, 109, 327, 545, 981, 1635, 2777, 4905, 8331, 13885, 24993, 41655, 124965, 302693, 908079, 1513465, 2724237, 4540395, 13621185]

約数ペア:

[(1, 13621185), (3, 4540395), (5, 2724237), (9, 1513465), (15, 908079), (45, 302693), (109, 124965), (327, 41655), (545, 24993), (981, 13885), (1635, 8331), (2777, 4905)]