2420145

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1$

素因数の和:231

約数の個数: 64

約数和(自身を含む): 5322240

約数和(自身を除く): 2902095

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 35, 39, 45, 63, 65, 91, 105, 117, 135, 189, 195, 197, 273, 315, 351, 455, 585, 591, 819, 945, 985, 1365, 1379, 1755, 1773, 2457, 2561, 2955, 4095, 4137, 5319, 6895, 7683, 8865, 12285, 12411, 12805, 17927, 20685, 23049, 26595, 37233, 38415, 53781, 62055, 69147, 89635, 115245, 161343, 186165, 268905, 345735, 484029, 806715, 2420145]

約数ペア:

[(1, 2420145), (3, 806715), (5, 484029), (7, 345735), (9, 268905), (13, 186165), (15, 161343), (21, 115245), (27, 89635), (35, 69147), (39, 62055), (45, 53781), (63, 38415), (65, 37233), (91, 26595), (105, 23049), (117, 20685), (135, 17927), (189, 12805), (195, 12411), (197, 12285), (273, 8865), (315, 7683), (351, 6895), (455, 5319), (585, 4137), (591, 4095), (819, 2955), (945, 2561), (985, 2457), (1365, 1773), (1379, 1755)]