156945971

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{6659}}^1$

素因数の和:6723

約数の個数: 24

約数和(自身を含む): 201957840

約数和(自身を除く): 45011869

約数列:

[1, 7, 13, 37, 49, 91, 259, 481, 637, 1813, 3367, 6659, 23569, 46613, 86567, 246383, 326291, 605969, 1724681, 3202979, 4241783, 12072767, 22420853, 156945971]

約数ペア:

[(1, 156945971), (7, 22420853), (13, 12072767), (37, 4241783), (49, 3202979), (91, 1724681), (259, 605969), (481, 326291), (637, 246383), (1813, 86567), (3367, 46613), (6659, 23569)]