2719899

素因数分解:

$3^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1$

素因数の和:79

約数の個数: 56

約数和(自身を含む): 5141472

約数和(自身を除く): 2421573

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 41, 63, 81, 91, 117, 123, 189, 243, 273, 287, 351, 369, 533, 567, 729, 819, 861, 1053, 1107, 1599, 1701, 2457, 2583, 3159, 3321, 3731, 4797, 5103, 7371, 7749, 9477, 9963, 11193, 14391, 22113, 23247, 29889, 33579, 43173, 66339, 69741, 100737, 129519, 209223, 302211, 388557, 906633, 2719899]

約数ペア:

[(1, 2719899), (3, 906633), (7, 388557), (9, 302211), (13, 209223), (21, 129519), (27, 100737), (39, 69741), (41, 66339), (63, 43173), (81, 33579), (91, 29889), (117, 23247), (123, 22113), (189, 14391), (243, 11193), (273, 9963), (287, 9477), (351, 7749), (369, 7371), (533, 5103), (567, 4797), (729, 3731), (819, 3321), (861, 3159), (1053, 2583), (1107, 2457), (1599, 1701)]