66431428

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{64123}}^1$

素因数の和:64171

約数の個数: 24

約数和(自身を含む): 136455872

約数和(自身を除く): 70024444

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 64123, 128246, 256492, 448861, 897722, 1795444, 2372551, 4745102, 9490204, 16607857, 33215714, 66431428]

約数ペア:

[(1, 66431428), (2, 33215714), (4, 16607857), (7, 9490204), (14, 4745102), (28, 2372551), (37, 1795444), (74, 897722), (148, 448861), (259, 256492), (518, 128246), (1036, 64123)]