81026892

素因数分解:

$2^2\times 3^6\times {\mathrm{37}}^1\times {\mathrm{751}}^1$

素因数の和:810

約数の個数: 84

約数和(自身を含む): 218634976

約数和(自身を除く): 137608084

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 37, 54, 74, 81, 108, 111, 148, 162, 222, 243, 324, 333, 444, 486, 666, 729, 751, 972, 999, 1332, 1458, 1502, 1998, 2253, 2916, 2997, 3004, 3996, 4506, 5994, 6759, 8991, 9012, 11988, 13518, 17982, 20277, 26973, 27036, 27787, 35964, 40554, 53946, 55574, 60831, 81108, 83361, 107892, 111148, 121662, 166722, 182493, 243324, 250083, 333444, 364986, 500166, 547479, 729972, 750249, 1000332, 1094958, 1500498, 2189916, 2250747, 3000996, 4501494, 6752241, 9002988, 13504482, 20256723, 27008964, 40513446, 81026892]

約数ペア:

[(1, 81026892), (2, 40513446), (3, 27008964), (4, 20256723), (6, 13504482), (9, 9002988), (12, 6752241), (18, 4501494), (27, 3000996), (36, 2250747), (37, 2189916), (54, 1500498), (74, 1094958), (81, 1000332), (108, 750249), (111, 729972), (148, 547479), (162, 500166), (222, 364986), (243, 333444), (324, 250083), (333, 243324), (444, 182493), (486, 166722), (666, 121662), (729, 111148), (751, 107892), (972, 83361), (999, 81108), (1332, 60831), (1458, 55574), (1502, 53946), (1998, 40554), (2253, 35964), (2916, 27787), (2997, 27036), (3004, 26973), (3996, 20277), (4506, 17982), (5994, 13518), (6759, 11988), (8991, 9012)]