677079

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{643}}^1$

素因数の和:668

約数の個数: 20

約数和(自身を含む): 1090936

約数和(自身を除く): 413857

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 643, 1053, 1929, 5787, 8359, 17361, 25077, 52083, 75231, 225693, 677079]

約数ペア:

[(1, 677079), (3, 225693), (9, 75231), (13, 52083), (27, 25077), (39, 17361), (81, 8359), (117, 5787), (351, 1929), (643, 1053)]