81928847

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{81847}}^1$

素因数の和:81878

約数の個数: 16

約数和(自身を含む): 110003712

約数和(自身を除く): 28074865

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 81847, 572929, 900317, 1064011, 6302219, 7448077, 11704121, 81928847]

約数ペア:

[(1, 81928847), (7, 11704121), (11, 7448077), (13, 6302219), (77, 1064011), (91, 900317), (143, 572929), (1001, 81847)]