11280321

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1439}}^1$

素因数の和:1525

約数の個数: 24

約数和(自身を含む): 17821440

約数和(自身を除く): 6541119

約数列:

[1, 3, 9, 13, 39, 67, 117, 201, 603, 871, 1439, 2613, 4317, 7839, 12951, 18707, 56121, 96413, 168363, 289239, 867717, 1253369, 3760107, 11280321]

約数ペア:

[(1, 11280321), (3, 3760107), (9, 1253369), (13, 867717), (39, 289239), (67, 168363), (117, 96413), (201, 56121), (603, 18707), (871, 12951), (1439, 7839), (2613, 4317)]