66568084

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^2\times {\mathrm{191}}^1$

素因数の和:384

約数の個数: 36

約数和(自身を含む): 129201408

約数和(自身を除く): 62633324

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 191, 356, 382, 764, 979, 1958, 2101, 3916, 4202, 7921, 8404, 15842, 16999, 31684, 33998, 67996, 87131, 174262, 186989, 348524, 373978, 747956, 1512911, 3025822, 6051644, 16642021, 33284042, 66568084]

約数ペア:

[(1, 66568084), (2, 33284042), (4, 16642021), (11, 6051644), (22, 3025822), (44, 1512911), (89, 747956), (178, 373978), (191, 348524), (356, 186989), (382, 174262), (764, 87131), (979, 67996), (1958, 33998), (2101, 31684), (3916, 16999), (4202, 15842), (7921, 8404)]