211034727

素因数分解:

$3^4\times {\mathrm{167}}^1\times {\mathrm{15601}}^1$

素因数の和:15780

約数の個数: 20

約数和(自身を含む): 317157456

約数和(自身を除く): 106122729

約数列:

[1, 3, 9, 27, 81, 167, 501, 1503, 4509, 13527, 15601, 46803, 140409, 421227, 1263681, 2605367, 7816101, 23448303, 70344909, 211034727]

約数ペア:

[(1, 211034727), (3, 70344909), (9, 23448303), (27, 7816101), (81, 2605367), (167, 1263681), (501, 421227), (1503, 140409), (4509, 46803), (13527, 15601)]