25965117

素因数分解:

$3^4\times {\mathrm{131}}^1\times {\mathrm{2447}}^1$

素因数の和:2590

約数の個数: 20

約数和(自身を含む): 39099456

約数和(自身を除く): 13134339

約数列:

[1, 3, 9, 27, 81, 131, 393, 1179, 2447, 3537, 7341, 10611, 22023, 66069, 198207, 320557, 961671, 2885013, 8655039, 25965117]

約数ペア:

[(1, 25965117), (3, 8655039), (9, 2885013), (27, 961671), (81, 320557), (131, 198207), (393, 66069), (1179, 22023), (2447, 10611), (3537, 7341)]