1254123

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{397}}^1$

素因数の和:425

約数の個数: 24

約数和(自身を含む): 2028208

約数和(自身を除く): 774085

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 397, 1053, 1191, 3159, 3573, 5161, 10719, 15483, 32157, 46449, 96471, 139347, 418041, 1254123]

約数ペア:

[(1, 1254123), (3, 418041), (9, 139347), (13, 96471), (27, 46449), (39, 32157), (81, 15483), (117, 10719), (243, 5161), (351, 3573), (397, 3159), (1053, 1191)]