199978471

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{383}}^1\times {\mathrm{6781}}^1$

素因数の和:7182

約数の個数: 16

約数和(自身を含む): 250011648

約数和(自身を除く): 50033177

約数列:

[1, 7, 11, 77, 383, 2681, 4213, 6781, 29491, 47467, 74591, 522137, 2597123, 18179861, 28568353, 199978471]

約数ペア:

[(1, 199978471), (7, 28568353), (11, 18179861), (77, 2597123), (383, 522137), (2681, 74591), (4213, 47467), (6781, 29491)]