128139011

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{229}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 177788160

約数和(自身を除く): 49649149

約数列:

[1, 7, 11, 13, 43, 77, 91, 143, 169, 229, 301, 473, 559, 1001, 1183, 1603, 1859, 2519, 2977, 3311, 3913, 6149, 7267, 9847, 13013, 17633, 20839, 32747, 38701, 43043, 50869, 68929, 79937, 108317, 128011, 229229, 270907, 425711, 559559, 758219, 896077, 1408121, 1664143, 2979977, 9856847, 11649001, 18305573, 128139011]

約数ペア:

[(1, 128139011), (7, 18305573), (11, 11649001), (13, 9856847), (43, 2979977), (77, 1664143), (91, 1408121), (143, 896077), (169, 758219), (229, 559559), (301, 425711), (473, 270907), (559, 229229), (1001, 128011), (1183, 108317), (1603, 79937), (1859, 68929), (2519, 50869), (2977, 43043), (3311, 38701), (3913, 32747), (6149, 20839), (7267, 17633), (9847, 13013)]