28086138

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{277}}^1$

素因数の和:459

約数の個数: 48

約数和(自身を含む): 62970336

約数和(自身を除く): 34884198

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 131, 258, 262, 277, 387, 393, 554, 774, 786, 831, 1179, 1662, 2358, 2493, 4986, 5633, 11266, 11911, 16899, 23822, 33798, 35733, 36287, 50697, 71466, 72574, 101394, 107199, 108861, 214398, 217722, 326583, 653166, 1560341, 3120682, 4681023, 9362046, 14043069, 28086138]

約数ペア:

[(1, 28086138), (2, 14043069), (3, 9362046), (6, 4681023), (9, 3120682), (18, 1560341), (43, 653166), (86, 326583), (129, 217722), (131, 214398), (258, 108861), (262, 107199), (277, 101394), (387, 72574), (393, 71466), (554, 50697), (774, 36287), (786, 35733), (831, 33798), (1179, 23822), (1662, 16899), (2358, 11911), (2493, 11266), (4986, 5633)]