77721156

素因数分解:

$2^2\times 3^2\times {\mathrm{2158921}}^1$

素因数の和:2158931

約数の個数: 18

約数和(自身を含む): 196461902

約数和(自身を除く): 118740746

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 2158921, 4317842, 6476763, 8635684, 12953526, 19430289, 25907052, 38860578, 77721156]

約数ペア:

[(1, 77721156), (2, 38860578), (3, 25907052), (4, 19430289), (6, 12953526), (9, 8635684), (12, 6476763), (18, 4317842), (36, 2158921)]