26721915

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2281}}^1$

素因数の和:2371

約数の個数: 32

約数和(自身を含む): 47319552

約数和(自身を除く): 20597637

約数列:

[1, 3, 5, 11, 15, 33, 55, 71, 165, 213, 355, 781, 1065, 2281, 2343, 3905, 6843, 11405, 11715, 25091, 34215, 75273, 125455, 161951, 376365, 485853, 809755, 1781461, 2429265, 5344383, 8907305, 26721915]

約数ペア:

[(1, 26721915), (3, 8907305), (5, 5344383), (11, 2429265), (15, 1781461), (33, 809755), (55, 485853), (71, 376365), (165, 161951), (213, 125455), (355, 75273), (781, 34215), (1065, 25091), (2281, 11715), (2343, 11405), (3905, 6843)]