284958765

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{9941}}^1$

素因数の和:9979

約数の個数: 72

約数和(自身を含む): 618829848

約数和(自身を除く): 333871083

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 49, 63, 65, 91, 105, 117, 147, 195, 245, 273, 315, 441, 455, 585, 637, 735, 819, 1365, 1911, 2205, 3185, 4095, 5733, 9555, 9941, 28665, 29823, 49705, 69587, 89469, 129233, 149115, 208761, 347935, 387699, 447345, 487109, 626283, 646165, 904631, 1043805, 1163097, 1461327, 1938495, 2435545, 2713893, 3131415, 4383981, 4523155, 5815485, 6332417, 7306635, 8141679, 13569465, 18997251, 21919905, 31662085, 40708395, 56991753, 94986255, 284958765]

約数ペア:

[(1, 284958765), (3, 94986255), (5, 56991753), (7, 40708395), (9, 31662085), (13, 21919905), (15, 18997251), (21, 13569465), (35, 8141679), (39, 7306635), (45, 6332417), (49, 5815485), (63, 4523155), (65, 4383981), (91, 3131415), (105, 2713893), (117, 2435545), (147, 1938495), (195, 1461327), (245, 1163097), (273, 1043805), (315, 904631), (441, 646165), (455, 626283), (585, 487109), (637, 447345), (735, 387699), (819, 347935), (1365, 208761), (1911, 149115), (2205, 129233), (3185, 89469), (4095, 69587), (5733, 49705), (9555, 29823), (9941, 28665)]