2976831

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1$

素因数の和:293

約数の個数: 40

約数和(自身を含む): 5244624

約数和(自身を除く): 2267793

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 81, 99, 117, 143, 257, 297, 351, 429, 771, 891, 1053, 1287, 2313, 2827, 3341, 3861, 6939, 8481, 10023, 11583, 20817, 25443, 30069, 36751, 76329, 90207, 110253, 228987, 270621, 330759, 992277, 2976831]

約数ペア:

[(1, 2976831), (3, 992277), (9, 330759), (11, 270621), (13, 228987), (27, 110253), (33, 90207), (39, 76329), (81, 36751), (99, 30069), (117, 25443), (143, 20817), (257, 11583), (297, 10023), (351, 8481), (429, 6939), (771, 3861), (891, 3341), (1053, 2827), (1287, 2313)]