64246889

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{523}}^1$

素因数の和:669

約数の個数: 24

約数和(自身を含む): 78851520

約数和(自身を除く): 14604631

約数列:

[1, 7, 23, 49, 109, 161, 523, 763, 1127, 2507, 3661, 5341, 12029, 17549, 25627, 57007, 84203, 122843, 399049, 589421, 1311161, 2793343, 9178127, 64246889]

約数ペア:

[(1, 64246889), (7, 9178127), (23, 2793343), (49, 1311161), (109, 589421), (161, 399049), (523, 122843), (763, 84203), (1127, 57007), (2507, 25627), (3661, 17549), (5341, 12029)]