267405381

素因数分解:

$3^4\times {\mathrm{419}}^1\times {\mathrm{7879}}^1$

素因数の和:8310

約数の個数: 20

約数和(自身を含む): 400461600

約数和(自身を除く): 133056219

約数列:

[1, 3, 9, 27, 81, 419, 1257, 3771, 7879, 11313, 23637, 33939, 70911, 212733, 638199, 3301301, 9903903, 29711709, 89135127, 267405381]

約数ペア:

[(1, 267405381), (3, 89135127), (9, 29711709), (27, 9903903), (81, 3301301), (419, 638199), (1257, 212733), (3771, 70911), (7879, 33939), (11313, 23637)]