291227211

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{599}}^1\times {\mathrm{1637}}^1$

素因数の和:2256

約数の個数: 32

約数和(自身を含む): 471744000

約数和(自身を除く): 180516789

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 599, 1637, 1797, 4911, 5391, 6589, 14733, 16173, 18007, 19767, 44199, 54021, 59301, 162063, 177903, 486189, 980563, 2941689, 8825067, 10786193, 26475201, 32358579, 97075737, 291227211]

約数ペア:

[(1, 291227211), (3, 97075737), (9, 32358579), (11, 26475201), (27, 10786193), (33, 8825067), (99, 2941689), (297, 980563), (599, 486189), (1637, 177903), (1797, 162063), (4911, 59301), (5391, 54021), (6589, 44199), (14733, 19767), (16173, 18007)]