156909897

素因数分解:

$3^2\times {\mathrm{127}}^1\times {\mathrm{137279}}^1$

素因数の和:137412

約数の個数: 12

約数和(自身を含む): 228433920

約数和(自身を除く): 71524023

約数列:

[1, 3, 9, 127, 381, 1143, 137279, 411837, 1235511, 17434433, 52303299, 156909897]

約数ペア:

[(1, 156909897), (3, 52303299), (9, 17434433), (127, 1235511), (381, 411837), (1143, 137279)]