207919789

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{3539}}^1$

素因数の和:3673

約数の個数: 24

約数和(自身を含む): 266349600

約数和(自身を除く): 58429811

約数列:

[1, 7, 11, 49, 77, 109, 539, 763, 1199, 3539, 5341, 8393, 24773, 38929, 58751, 173411, 272503, 385751, 1907521, 2700257, 4243261, 18901799, 29702827, 207919789]

約数ペア:

[(1, 207919789), (7, 29702827), (11, 18901799), (49, 4243261), (77, 2700257), (109, 1907521), (539, 385751), (763, 272503), (1199, 173411), (3539, 58751), (5341, 38929), (8393, 24773)]