64969156

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{16693}}^1$

素因数の和:16843

約数の個数: 24

約数和(自身を含む): 130880960

約数和(自身を除く): 65911804

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 16693, 33386, 66772, 116851, 233702, 467404, 2320327, 4640654, 9281308, 16242289, 32484578, 64969156]

約数ペア:

[(1, 64969156), (2, 32484578), (4, 16242289), (7, 9281308), (14, 4640654), (28, 2320327), (139, 467404), (278, 233702), (556, 116851), (973, 66772), (1946, 33386), (3892, 16693)]