78427288

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{515969}}^1$

素因数の和:515994

約数の個数: 16

約数和(自身を含む): 154791000

約数和(自身を除く): 76363712

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 515969, 1031938, 2063876, 4127752, 9803411, 19606822, 39213644, 78427288]

約数ペア:

[(1, 78427288), (2, 39213644), (4, 19606822), (8, 9803411), (19, 4127752), (38, 2063876), (76, 1031938), (152, 515969)]