2643156778

素因数分解:

$2^1\times {\mathrm{317}}^1\times {\mathrm{631}}^1\times {\mathrm{6607}}^1$

素因数の和:7557

約数の個数: 16

約数和(自身を含む): 3984148224

約数和(自身を除く): 1340991446

約数列:

[1, 2, 317, 631, 634, 1262, 6607, 13214, 200027, 400054, 2094419, 4169017, 4188838, 8338034, 1321578389, 2643156778]

約数ペア:

[(1, 2643156778), (2, 1321578389), (317, 8338034), (631, 4188838), (634, 4169017), (1262, 2094419), (6607, 400054), (13214, 200027)]