81391544

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{782611}}^1$

素因数の和:782630

約数の個数: 16

約数和(自身を含む): 164348520

約数和(自身を除く): 82956976

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 782611, 1565222, 3130444, 6260888, 10173943, 20347886, 40695772, 81391544]

約数ペア:

[(1, 81391544), (2, 40695772), (4, 20347886), (8, 10173943), (13, 6260888), (26, 3130444), (52, 1565222), (104, 782611)]