80460387

素因数分解:

$3^2\times 7^1\times {\mathrm{397}}^1\times {\mathrm{3217}}^1$

素因数の和:3627

約数の個数: 24

約数和(自身を含む): 133199456

約数和(自身を除く): 52739069

約数列:

[1, 3, 7, 9, 21, 63, 397, 1191, 2779, 3217, 3573, 8337, 9651, 22519, 25011, 28953, 67557, 202671, 1277149, 3831447, 8940043, 11494341, 26820129, 80460387]

約数ペア:

[(1, 80460387), (3, 26820129), (7, 11494341), (9, 8940043), (21, 3831447), (63, 1277149), (397, 202671), (1191, 67557), (2779, 28953), (3217, 25011), (3573, 22519), (8337, 9651)]