67142187

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^2\times {\mathrm{1109}}^1$

素因数の和:1184

約数の個数: 36

約数和(自身を含む): 114631920

約数和(自身を除く): 47489733

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 961, 1109, 1953, 2883, 3327, 6727, 7763, 8649, 9981, 20181, 23289, 34379, 60543, 69867, 103137, 240653, 309411, 721959, 1065749, 2165877, 3197247, 7460243, 9591741, 22380729, 67142187]

約数ペア:

[(1, 67142187), (3, 22380729), (7, 9591741), (9, 7460243), (21, 3197247), (31, 2165877), (63, 1065749), (93, 721959), (217, 309411), (279, 240653), (651, 103137), (961, 69867), (1109, 60543), (1953, 34379), (2883, 23289), (3327, 20181), (6727, 9981), (7763, 8649)]