1255767543

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{911959}}^1$

素因数の和:911988

約数の個数: 20

約数和(自身を含む): 1986248880

約数和(自身を除く): 730481337

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 911959, 2735877, 8207631, 15503303, 24622893, 46509909, 73868679, 139529727, 418589181, 1255767543]

約数ペア:

[(1, 1255767543), (3, 418589181), (9, 139529727), (17, 73868679), (27, 46509909), (51, 24622893), (81, 15503303), (153, 8207631), (459, 2735877), (1377, 911959)]