136708481

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:131

約数の個数: 64

約数和(自身を含む): 189235200

約数和(自身を除く): 52526719

約数列:

[1, 7, 13, 23, 31, 43, 49, 91, 161, 217, 299, 301, 343, 403, 559, 637, 713, 989, 1127, 1333, 1519, 2093, 2107, 2821, 3913, 4459, 4991, 6923, 7889, 9269, 9331, 10633, 12857, 14651, 14749, 17329, 19747, 27391, 30659, 34937, 48461, 64883, 65317, 89999, 102557, 121303, 138229, 191737, 214613, 244559, 339227, 398567, 454181, 457219, 629993, 849121, 1502291, 2789969, 3179267, 4409951, 5943847, 10516037, 19529783, 136708481]

約数ペア:

[(1, 136708481), (7, 19529783), (13, 10516037), (23, 5943847), (31, 4409951), (43, 3179267), (49, 2789969), (91, 1502291), (161, 849121), (217, 629993), (299, 457219), (301, 454181), (343, 398567), (403, 339227), (559, 244559), (637, 214613), (713, 191737), (989, 138229), (1127, 121303), (1333, 102557), (1519, 89999), (2093, 65317), (2107, 64883), (2821, 48461), (3913, 34937), (4459, 30659), (4991, 27391), (6923, 19747), (7889, 17329), (9269, 14749), (9331, 14651), (10633, 12857)]