78239623

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{383}}^1$

素因数の和:787

約数の個数: 24

約数和(自身を含む): 99809280

約数和(自身を除く): 21569657

約数列:

[1, 7, 11, 49, 77, 379, 383, 539, 2653, 2681, 4169, 4213, 18571, 18767, 29183, 29491, 145157, 204281, 206437, 1016099, 1596727, 7112693, 11177089, 78239623]

約数ペア:

[(1, 78239623), (7, 11177089), (11, 7112693), (49, 1596727), (77, 1016099), (379, 206437), (383, 204281), (539, 145157), (2653, 29491), (2681, 29183), (4169, 18767), (4213, 18571)]