71306721

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{1489}}^1$

素因数の和:1825

約数の個数: 24

約数和(自身を含む): 109479240

約数和(自身を除く): 38172519

約数列:

[1, 3, 9, 17, 51, 153, 313, 939, 1489, 2817, 4467, 5321, 13401, 15963, 25313, 47889, 75939, 227817, 466057, 1398171, 4194513, 7922969, 23768907, 71306721]

約数ペア:

[(1, 71306721), (3, 23768907), (9, 7922969), (17, 4194513), (51, 1398171), (153, 466057), (313, 227817), (939, 75939), (1489, 47889), (2817, 25313), (4467, 15963), (5321, 13401)]