1646307261

素因数分解:

$3^6\times {\mathrm{131}}^1\times {\mathrm{17239}}^1$

素因数の和:17388

約数の個数: 28

約数和(自身を含む): 2487318240

約数和(自身を除く): 841010979

約数列:

[1, 3, 9, 27, 81, 131, 243, 393, 729, 1179, 3537, 10611, 17239, 31833, 51717, 95499, 155151, 465453, 1396359, 2258309, 4189077, 6774927, 12567231, 20324781, 60974343, 182923029, 548769087, 1646307261]

約数ペア:

[(1, 1646307261), (3, 548769087), (9, 182923029), (27, 60974343), (81, 20324781), (131, 12567231), (243, 6774927), (393, 4189077), (729, 2258309), (1179, 1396359), (3537, 465453), (10611, 155151), (17239, 95499), (31833, 51717)]