2945943

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1$

素因数の和:149

約数の個数: 64

約数和(自身を含む): 5913600

約数和(自身を除く): 2967657

約数列:

[1, 3, 7, 9, 11, 13, 21, 27, 33, 39, 63, 77, 91, 99, 109, 117, 143, 189, 231, 273, 297, 327, 351, 429, 693, 763, 819, 981, 1001, 1199, 1287, 1417, 2079, 2289, 2457, 2943, 3003, 3597, 3861, 4251, 6867, 8393, 9009, 9919, 10791, 12753, 15587, 20601, 25179, 27027, 29757, 32373, 38259, 46761, 75537, 89271, 109109, 140283, 226611, 267813, 327327, 420849, 981981, 2945943]

約数ペア:

[(1, 2945943), (3, 981981), (7, 420849), (9, 327327), (11, 267813), (13, 226611), (21, 140283), (27, 109109), (33, 89271), (39, 75537), (63, 46761), (77, 38259), (91, 32373), (99, 29757), (109, 27027), (117, 25179), (143, 20601), (189, 15587), (231, 12753), (273, 10791), (297, 9919), (327, 9009), (351, 8393), (429, 6867), (693, 4251), (763, 3861), (819, 3597), (981, 3003), (1001, 2943), (1199, 2457), (1287, 2289), (1417, 2079)]