81019719

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{503}}^1\times {\mathrm{1627}}^1$

素因数の和:2147

約数の個数: 24

約数和(自身を含む): 127999872

約数和(自身を除く): 46980153

約数列:

[1, 3, 9, 11, 33, 99, 503, 1509, 1627, 4527, 4881, 5533, 14643, 16599, 17897, 49797, 53691, 161073, 818381, 2455143, 7365429, 9002191, 27006573, 81019719]

約数ペア:

[(1, 81019719), (3, 27006573), (9, 9002191), (11, 7365429), (33, 2455143), (99, 818381), (503, 161073), (1509, 53691), (1627, 49797), (4527, 17897), (4881, 16599), (5533, 14643)]