13161316

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 27449856

約数和(自身を除く): 14288540

約数列:

[1, 2, 4, 7, 14, 28, 47, 73, 94, 137, 146, 188, 274, 292, 329, 511, 548, 658, 959, 1022, 1316, 1918, 2044, 3431, 3836, 6439, 6862, 10001, 12878, 13724, 20002, 24017, 25756, 40004, 45073, 48034, 70007, 90146, 96068, 140014, 180292, 280028, 470047, 940094, 1880188, 3290329, 6580658, 13161316]

約数ペア:

[(1, 13161316), (2, 6580658), (4, 3290329), (7, 1880188), (14, 940094), (28, 470047), (47, 280028), (73, 180292), (94, 140014), (137, 96068), (146, 90146), (188, 70007), (274, 48034), (292, 45073), (329, 40004), (511, 25756), (548, 24017), (658, 20002), (959, 13724), (1022, 12878), (1316, 10001), (1918, 6862), (2044, 6439), (3431, 3836)]