68863599

素因数分解:

$3^2\times 7^1\times {\mathrm{991}}^1\times {\mathrm{1103}}^1$

素因数の和:2107

約数の個数: 24

約数和(自身を含む): 113897472

約数和(自身を除く): 45033873

約数列:

[1, 3, 7, 9, 21, 63, 991, 1103, 2973, 3309, 6937, 7721, 8919, 9927, 20811, 23163, 62433, 69489, 1093073, 3279219, 7651511, 9837657, 22954533, 68863599]

約数ペア:

[(1, 68863599), (3, 22954533), (7, 9837657), (9, 7651511), (21, 3279219), (63, 1093073), (991, 69489), (1103, 62433), (2973, 23163), (3309, 20811), (6937, 9927), (7721, 8919)]