13407903

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{193}}^1$

素因数の和:316

約数の個数: 32

約数和(自身を含む): 20858880

約数和(自身を除く): 7450977

約数列:

[1, 3, 9, 27, 31, 83, 93, 193, 249, 279, 579, 747, 837, 1737, 2241, 2573, 5211, 5983, 7719, 16019, 17949, 23157, 48057, 53847, 69471, 144171, 161541, 432513, 496589, 1489767, 4469301, 13407903]

約数ペア:

[(1, 13407903), (3, 4469301), (9, 1489767), (27, 496589), (31, 432513), (83, 161541), (93, 144171), (193, 69471), (249, 53847), (279, 48057), (579, 23157), (747, 17949), (837, 16019), (1737, 7719), (2241, 5983), (2573, 5211)]