68540913

素因数分解:

$3^2\times 7^1\times {\mathrm{541}}^1\times {\mathrm{2011}}^1$

素因数の和:2565

約数の個数: 24

約数和(自身を含む): 113412416

約数和(自身を除く): 44871503

約数列:

[1, 3, 7, 9, 21, 63, 541, 1623, 2011, 3787, 4869, 6033, 11361, 14077, 18099, 34083, 42231, 126693, 1087951, 3263853, 7615657, 9791559, 22846971, 68540913]

約数ペア:

[(1, 68540913), (3, 22846971), (7, 9791559), (9, 7615657), (21, 3263853), (63, 1087951), (541, 126693), (1623, 42231), (2011, 34083), (3787, 18099), (4869, 14077), (6033, 11361)]