69990904

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{514639}}^1$

素因数の和:514662

約数の個数: 16

約数和(自身を含む): 138952800

約数和(自身を除く): 68961896

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 514639, 1029278, 2058556, 4117112, 8748863, 17497726, 34995452, 69990904]

約数ペア:

[(1, 69990904), (2, 34995452), (4, 17497726), (8, 8748863), (17, 4117112), (34, 2058556), (68, 1029278), (136, 514639)]