156617289

素因数分解:

$3^2\times {\mathrm{127}}^1\times {\mathrm{263}}^1\times {\mathrm{521}}^1$

素因数の和:917

約数の個数: 24

約数和(自身を含む): 229312512

約数和(自身を除く): 72695223

約数列:

[1, 3, 9, 127, 263, 381, 521, 789, 1143, 1563, 2367, 4689, 33401, 66167, 100203, 137023, 198501, 300609, 411069, 595503, 1233207, 17401921, 52205763, 156617289]

約数ペア:

[(1, 156617289), (3, 52205763), (9, 17401921), (127, 1233207), (263, 595503), (381, 411069), (521, 300609), (789, 198501), (1143, 137023), (1563, 100203), (2367, 66167), (4689, 33401)]