64878828

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{772367}}^1$

素因数の和:772381

約数の個数: 24

約数和(自身を含む): 173010432

約数和(自身を除く): 108131604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 772367, 1544734, 2317101, 3089468, 4634202, 5406569, 9268404, 10813138, 16219707, 21626276, 32439414, 64878828]

約数ペア:

[(1, 64878828), (2, 32439414), (3, 21626276), (4, 16219707), (6, 10813138), (7, 9268404), (12, 5406569), (14, 4634202), (21, 3089468), (28, 2317101), (42, 1544734), (84, 772367)]