80328906

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{637531}}^1$

素因数の和:637546

約数の個数: 24

約数和(自身を含む): 198909984

約数和(自身を除く): 118581078

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 637531, 1275062, 1912593, 3825186, 4462717, 5737779, 8925434, 11475558, 13388151, 26776302, 40164453, 80328906]

約数ペア:

[(1, 80328906), (2, 40164453), (3, 26776302), (6, 13388151), (7, 11475558), (9, 8925434), (14, 5737779), (18, 4462717), (21, 3825186), (42, 1912593), (63, 1275062), (126, 637531)]