849204729

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{171869}}^1$

素因数の和:171942

約数の個数: 20

約数和(自身を含む): 1289368740

約数和(自身を除く): 440164011

約数列:

[1, 3, 9, 27, 61, 81, 183, 549, 1647, 4941, 171869, 515607, 1546821, 4640463, 10484009, 13921389, 31452027, 94356081, 283068243, 849204729]

約数ペア:

[(1, 849204729), (3, 283068243), (9, 94356081), (27, 31452027), (61, 13921389), (81, 10484009), (183, 4640463), (549, 1546821), (1647, 515607), (4941, 171869)]