6640767

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4583}}^1$

素因数の和:4619

約数の個数: 24

約数和(自身を含む): 11441664

約数和(自身を除く): 4800897

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 4583, 13749, 32081, 41247, 96243, 105409, 288729, 316227, 737863, 948681, 2213589, 6640767]

約数ペア:

[(1, 6640767), (3, 2213589), (7, 948681), (9, 737863), (21, 316227), (23, 288729), (63, 105409), (69, 96243), (161, 41247), (207, 32081), (483, 13749), (1449, 4583)]