220153689

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{205559}}^1$

素因数の和:205589

約数の個数: 24

約数和(自身を含む): 384808320

約数和(自身を除く): 164654631

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 205559, 616677, 1438913, 1850031, 3494503, 4316739, 10483509, 12950217, 24461521, 31450527, 73384563, 220153689]

約数ペア:

[(1, 220153689), (3, 73384563), (7, 31450527), (9, 24461521), (17, 12950217), (21, 10483509), (51, 4316739), (63, 3494503), (119, 1850031), (153, 1438913), (357, 616677), (1071, 205559)]