2557191945

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{4931}}^1$

素因数の和:5406

約数の個数: 64

約数和(自身を含む): 5113497600

約数和(自身を除く): 2556305655

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 449, 1155, 1347, 2245, 3143, 4931, 4939, 6735, 9429, 14793, 14817, 15715, 24655, 24695, 34517, 34573, 47145, 54241, 73965, 74085, 103551, 103719, 162723, 172585, 172865, 271205, 379687, 517755, 518595, 813615, 1139061, 1898435, 2214019, 5695305, 6642057, 11070095, 15498133, 24354209, 33210285, 46494399, 73062627, 77490665, 121771045, 170479463, 232471995, 365313135, 511438389, 852397315, 2557191945]

約数ペア:

[(1, 2557191945), (3, 852397315), (5, 511438389), (7, 365313135), (11, 232471995), (15, 170479463), (21, 121771045), (33, 77490665), (35, 73062627), (55, 46494399), (77, 33210285), (105, 24354209), (165, 15498133), (231, 11070095), (385, 6642057), (449, 5695305), (1155, 2214019), (1347, 1898435), (2245, 1139061), (3143, 813615), (4931, 518595), (4939, 517755), (6735, 379687), (9429, 271205), (14793, 172865), (14817, 172585), (15715, 162723), (24655, 103719), (24695, 103551), (34517, 74085), (34573, 73965), (47145, 54241)]