67581521

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{3923}}^1$

素因数の和:4060

約数の個数: 16

約数和(自身を含む): 81368064

約数和(自身を除く): 13786543

約数列:

[1, 7, 23, 107, 161, 749, 2461, 3923, 17227, 27461, 90229, 419761, 631603, 2938327, 9654503, 67581521]

約数ペア:

[(1, 67581521), (7, 9654503), (23, 2938327), (107, 631603), (161, 419761), (749, 90229), (2461, 27461), (3923, 17227)]