27839581

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:265

約数の個数: 32

約数和(自身を含む): 36495360

約数和(自身を除く): 8655779

約数列:

[1, 7, 11, 31, 77, 107, 109, 217, 341, 749, 763, 1177, 1199, 2387, 3317, 3379, 8239, 8393, 11663, 23219, 23653, 36487, 37169, 81641, 128293, 255409, 260183, 361553, 898051, 2530871, 3977083, 27839581]

約数ペア:

[(1, 27839581), (7, 3977083), (11, 2530871), (31, 898051), (77, 361553), (107, 260183), (109, 255409), (217, 128293), (341, 81641), (749, 37169), (763, 36487), (1177, 23653), (1199, 23219), (2387, 11663), (3317, 8393), (3379, 8239)]