12403391

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12391}}^1$

素因数の和:12422

約数の個数: 16

約数和(自身を含む): 16654848

約数和(自身を除く): 4251457

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 12391, 86737, 136301, 161083, 954107, 1127581, 1771913, 12403391]

約数ペア:

[(1, 12403391), (7, 1771913), (11, 1127581), (13, 954107), (77, 161083), (91, 136301), (143, 86737), (1001, 12391)]