57493809

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{821}}^1$

素因数の和:1109

約数の個数: 24

約数和(自身を含む): 86171904

約数和(自身を除く): 28678095

約数列:

[1, 3, 9, 31, 93, 251, 279, 753, 821, 2259, 2463, 7389, 7781, 23343, 25451, 70029, 76353, 206071, 229059, 618213, 1854639, 6388201, 19164603, 57493809]

約数ペア:

[(1, 57493809), (3, 19164603), (9, 6388201), (31, 1854639), (93, 618213), (251, 229059), (279, 206071), (753, 76353), (821, 70029), (2259, 25451), (2463, 23343), (7389, 7781)]