51564159

素因数分解:

$3^2\times {\mathrm{127}}^1\times {\mathrm{197}}^1\times {\mathrm{229}}^1$

素因数の和:559

約数の個数: 24

約数和(自身を含む): 75778560

約数和(自身を除く): 24214401

約数列:

[1, 3, 9, 127, 197, 229, 381, 591, 687, 1143, 1773, 2061, 25019, 29083, 45113, 75057, 87249, 135339, 225171, 261747, 406017, 5729351, 17188053, 51564159]

約数ペア:

[(1, 51564159), (3, 17188053), (9, 5729351), (127, 406017), (197, 261747), (229, 225171), (381, 135339), (591, 87249), (687, 75057), (1143, 45113), (1773, 29083), (2061, 25019)]