80921817

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{473227}}^1$

素因数の和:473252

約数の個数: 12

約数和(自身を含む): 123039280

約数和(自身を除く): 42117463

約数列:

[1, 3, 9, 19, 57, 171, 473227, 1419681, 4259043, 8991313, 26973939, 80921817]

約数ペア:

[(1, 80921817), (3, 26973939), (9, 8991313), (19, 4259043), (57, 1419681), (171, 473227)]