245400444

素因数分解:

$2^2\times 3^2\times {\mathrm{6816679}}^1$

素因数の和:6816689

約数の個数: 18

約数和(自身を含む): 620317880

約数和(自身を除く): 374917436

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 6816679, 13633358, 20450037, 27266716, 40900074, 61350111, 81800148, 122700222, 245400444]

約数ペア:

[(1, 245400444), (2, 122700222), (3, 81800148), (4, 61350111), (6, 40900074), (9, 27266716), (12, 20450037), (18, 13633358), (36, 6816679)]