78598269

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{51071}}^1$

素因数の和:51102

約数の個数: 20

約数和(自身を含む): 123594240

約数和(自身を除く): 44995971

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 51071, 153213, 459639, 970349, 1378917, 2911047, 4136751, 8733141, 26199423, 78598269]

約数ペア:

[(1, 78598269), (3, 26199423), (9, 8733141), (19, 4136751), (27, 2911047), (57, 1378917), (81, 970349), (171, 459639), (513, 153213), (1539, 51071)]