2198231679

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{404161}}^1$

素因数の和:404215

約数の個数: 24

約数和(自身を含む): 3501659568

約数和(自身を除く): 1303427889

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 777, 1813, 5439, 404161, 1212483, 2829127, 8487381, 14953957, 19803889, 44861871, 59411667, 104677699, 314033097, 732743893, 2198231679]

約数ペア:

[(1, 2198231679), (3, 732743893), (7, 314033097), (21, 104677699), (37, 59411667), (49, 44861871), (111, 19803889), (147, 14953957), (259, 8487381), (777, 2829127), (1813, 1212483), (5439, 404161)]