81209778

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1041151}}^1$

素因数の和:1041169

約数の個数: 16

約数和(自身を含む): 174913536

約数和(自身を除く): 93703758

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1041151, 2082302, 3123453, 6246906, 13534963, 27069926, 40604889, 81209778]

約数ペア:

[(1, 81209778), (2, 40604889), (3, 27069926), (6, 13534963), (13, 6246906), (26, 3123453), (39, 2082302), (78, 1041151)]