77981512

素因数分解:

$2^3\times 7^1\times {\mathrm{1392527}}^1$

素因数の和:1392540

約数の個数: 16

約数和(自身を含む): 167103360

約数和(自身を除く): 89121848

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1392527, 2785054, 5570108, 9747689, 11140216, 19495378, 38990756, 77981512]

約数ペア:

[(1, 77981512), (2, 38990756), (4, 19495378), (7, 11140216), (8, 9747689), (14, 5570108), (28, 2785054), (56, 1392527)]