208866813

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{569}}^1\times {\mathrm{3307}}^1$

素因数の和:3916

約数の個数: 16

約数和(自身を含む): 286605120

約数和(自身を除く): 77738307

約数列:

[1, 3, 37, 111, 569, 1707, 3307, 9921, 21053, 63159, 122359, 367077, 1881683, 5645049, 69622271, 208866813]

約数ペア:

[(1, 208866813), (3, 69622271), (37, 5645049), (111, 1881683), (569, 367077), (1707, 122359), (3307, 63159), (9921, 21053)]