428509489

素因数分解:

${\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1\times {\mathrm{1361}}^1$

素因数の和:1680

約数の個数: 16

約数和(自身を含む): 459593280

約数和(自身を除く): 31083791

約数列:

[1, 19, 73, 227, 1361, 1387, 4313, 16571, 25859, 99353, 308947, 314849, 1887707, 5869993, 22553131, 428509489]

約数ペア:

[(1, 428509489), (19, 22553131), (73, 5869993), (227, 1887707), (1361, 314849), (1387, 308947), (4313, 99353), (16571, 25859)]