80936829

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{421}}^1\times {\mathrm{521}}^1$

素因数の和:989

約数の個数: 24

約数和(自身を含む): 120275064

約数和(自身を除く): 39338235

約数列:

[1, 3, 9, 41, 123, 369, 421, 521, 1263, 1563, 3789, 4689, 17261, 21361, 51783, 64083, 155349, 192249, 219341, 658023, 1974069, 8992981, 26978943, 80936829]

約数ペア:

[(1, 80936829), (3, 26978943), (9, 8992981), (41, 1974069), (123, 658023), (369, 219341), (421, 192249), (521, 155349), (1263, 64083), (1563, 51783), (3789, 21361), (4689, 17261)]