5171481

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:162

約数の個数: 48

約数和(自身を含む): 9225216

約数和(自身を除く): 4053735

約数列:

[1, 3, 7, 9, 21, 23, 43, 63, 69, 83, 129, 161, 207, 249, 301, 387, 483, 581, 747, 903, 989, 1449, 1743, 1909, 2709, 2967, 3569, 5229, 5727, 6923, 8901, 10707, 13363, 17181, 20769, 24983, 32121, 40089, 62307, 74949, 82087, 120267, 224847, 246261, 574609, 738783, 1723827, 5171481]

約数ペア:

[(1, 5171481), (3, 1723827), (7, 738783), (9, 574609), (21, 246261), (23, 224847), (43, 120267), (63, 82087), (69, 74949), (83, 62307), (129, 40089), (161, 32121), (207, 24983), (249, 20769), (301, 17181), (387, 13363), (483, 10707), (581, 8901), (747, 6923), (903, 5727), (989, 5229), (1449, 3569), (1743, 2967), (1909, 2709)]