71781156

素因数分解:

$2^2\times 3^2\times {\mathrm{1993921}}^1$

素因数の和:1993931

約数の個数: 18

約数和(自身を含む): 181446902

約数和(自身を除く): 109665746

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 1993921, 3987842, 5981763, 7975684, 11963526, 17945289, 23927052, 35890578, 71781156]

約数ペア:

[(1, 71781156), (2, 35890578), (3, 23927052), (4, 17945289), (6, 11963526), (9, 7975684), (12, 5981763), (18, 3987842), (36, 1993921)]