8160669

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:140

約数の個数: 48

約数和(自身を含む): 13837824

約数和(自身を除く): 5677155

約数列:

[1, 3, 9, 11, 27, 33, 43, 71, 81, 99, 129, 213, 243, 297, 387, 473, 639, 781, 891, 1161, 1419, 1917, 2343, 2673, 3053, 3483, 4257, 5751, 7029, 9159, 10449, 12771, 17253, 21087, 27477, 33583, 38313, 63261, 82431, 100749, 114939, 189783, 247293, 302247, 741879, 906741, 2720223, 8160669]

約数ペア:

[(1, 8160669), (3, 2720223), (9, 906741), (11, 741879), (27, 302247), (33, 247293), (43, 189783), (71, 114939), (81, 100749), (99, 82431), (129, 63261), (213, 38313), (243, 33583), (297, 27477), (387, 21087), (473, 17253), (639, 12771), (781, 10449), (891, 9159), (1161, 7029), (1419, 5751), (1917, 4257), (2343, 3483), (2673, 3053)]