25989165643

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1\times {\mathrm{3643}}^1$

素因数の和:4003

約数の個数: 32

約数和(自身を含む): 30799904256

約数和(自身を除く): 4810738613

約数列:

[1, 7, 43, 137, 173, 301, 959, 1211, 3643, 5891, 7439, 23701, 25501, 41237, 52073, 156649, 165907, 499091, 630239, 1019143, 1096543, 3493637, 4411673, 7134001, 21460913, 27100277, 86342743, 150226391, 189701939, 604399201, 3712737949, 25989165643]

約数ペア:

[(1, 25989165643), (7, 3712737949), (43, 604399201), (137, 189701939), (173, 150226391), (301, 86342743), (959, 27100277), (1211, 21460913), (3643, 7134001), (5891, 4411673), (7439, 3493637), (23701, 1096543), (25501, 1019143), (41237, 630239), (52073, 499091), (156649, 165907)]