68539527

素因数分解:

$3^4\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1109}}^1$

素因数の和:1237

約数の個数: 40

約数和(自身を含む): 118192800

約数和(自身を除く): 49653273

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 109, 189, 327, 567, 763, 981, 1109, 2289, 2943, 3327, 6867, 7763, 8829, 9981, 20601, 23289, 29943, 61803, 69867, 89829, 120881, 209601, 362643, 628803, 846167, 1087929, 2538501, 3263787, 7615503, 9791361, 22846509, 68539527]

約数ペア:

[(1, 68539527), (3, 22846509), (7, 9791361), (9, 7615503), (21, 3263787), (27, 2538501), (63, 1087929), (81, 846167), (109, 628803), (189, 362643), (327, 209601), (567, 120881), (763, 89829), (981, 69867), (1109, 61803), (2289, 29943), (2943, 23289), (3327, 20601), (6867, 9981), (7763, 8829)]