7777765881

素因数分解:

$3^7\times {\mathrm{19}}^1\times {\mathrm{187177}}^1$

素因数の和:187217

約数の個数: 32

約数和(自身を含む): 12278876800

約数和(自身を除く): 4501110919

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 513, 729, 1539, 2187, 4617, 13851, 41553, 187177, 561531, 1684593, 3556363, 5053779, 10669089, 15161337, 32007267, 45484011, 96021801, 136452033, 288065403, 409356099, 864196209, 2592588627, 7777765881]

約数ペア:

[(1, 7777765881), (3, 2592588627), (9, 864196209), (19, 409356099), (27, 288065403), (57, 136452033), (81, 96021801), (171, 45484011), (243, 32007267), (513, 15161337), (729, 10669089), (1539, 5053779), (2187, 3556363), (4617, 1684593), (13851, 561531), (41553, 187177)]