155704761

素因数分解:

$3^4\times {\mathrm{179}}^1\times {\mathrm{10739}}^1$

素因数の和:10930

約数の個数: 20

約数和(自身を含む): 233917200

約数和(自身を除く): 78212439

約数列:

[1, 3, 9, 27, 81, 179, 537, 1611, 4833, 10739, 14499, 32217, 96651, 289953, 869859, 1922281, 5766843, 17300529, 51901587, 155704761]

約数ペア:

[(1, 155704761), (3, 51901587), (9, 17300529), (27, 5766843), (81, 1922281), (179, 869859), (537, 289953), (1611, 96651), (4833, 32217), (10739, 14499)]