1187121

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{499}}^1$

素因数の和:576

約数の個数: 16

約数和(自身を含む): 1736000

約数和(自身を除く): 548879

約数列:

[1, 3, 13, 39, 61, 183, 499, 793, 1497, 2379, 6487, 19461, 30439, 91317, 395707, 1187121]

約数ペア:

[(1, 1187121), (3, 395707), (13, 91317), (39, 30439), (61, 19461), (183, 6487), (499, 2379), (793, 1497)]