71359569

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{1171}}^1$

素因数の和:1278

約数の個数: 32

約数和(自身を含む): 110449280

約数和(自身を除く): 39089711

約数列:

[1, 3, 9, 27, 37, 61, 111, 183, 333, 549, 999, 1171, 1647, 2257, 3513, 6771, 10539, 20313, 31617, 43327, 60939, 71431, 129981, 214293, 389943, 642879, 1169829, 1928637, 2642947, 7928841, 23786523, 71359569]

約数ペア:

[(1, 71359569), (3, 23786523), (9, 7928841), (27, 2642947), (37, 1928637), (61, 1169829), (111, 642879), (183, 389943), (333, 214293), (549, 129981), (999, 71431), (1171, 60939), (1647, 43327), (2257, 31617), (3513, 20313), (6771, 10539)]