756789

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:121

約数の個数: 32

約数和(自身を含む): 1244160

約数和(自身を除く): 487371

約数列:

[1, 3, 11, 17, 19, 33, 51, 57, 71, 187, 209, 213, 323, 561, 627, 781, 969, 1207, 1349, 2343, 3553, 3621, 4047, 10659, 13277, 14839, 22933, 39831, 44517, 68799, 252263, 756789]

約数ペア:

[(1, 756789), (3, 252263), (11, 68799), (17, 44517), (19, 39831), (33, 22933), (51, 14839), (57, 13277), (71, 10659), (187, 4047), (209, 3621), (213, 3553), (323, 2343), (561, 1349), (627, 1207), (781, 969)]