66777542

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{23563}}^1$

素因数の和:23687

約数の個数: 16

約数和(自身を含む): 108865680

約数和(自身を除く): 42088138

約数列:

[1, 2, 13, 26, 109, 218, 1417, 2834, 23563, 47126, 306319, 612638, 2568367, 5136734, 33388771, 66777542]

約数ペア:

[(1, 66777542), (2, 33388771), (13, 5136734), (26, 2568367), (109, 612638), (218, 306319), (1417, 47126), (2834, 23563)]