137380859

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:129

約数の個数: 72

約数和(自身を含む): 196499520

約数和(自身を除く): 59118661

約数列:

[1, 7, 11, 17, 29, 47, 49, 77, 119, 121, 187, 203, 319, 329, 493, 517, 539, 799, 833, 847, 1309, 1363, 1421, 2057, 2233, 2303, 3451, 3509, 3619, 5423, 5593, 5687, 5929, 8789, 9163, 9541, 14399, 14993, 15631, 23171, 24157, 24563, 25333, 37961, 39151, 39809, 59653, 61523, 66787, 96679, 100793, 104951, 162197, 164923, 171941, 254881, 265727, 278663, 417571, 430661, 676753, 734657, 1135379, 1154461, 1784167, 2803691, 2922997, 4737271, 8081227, 12489169, 19625837, 137380859]

約数ペア:

[(1, 137380859), (7, 19625837), (11, 12489169), (17, 8081227), (29, 4737271), (47, 2922997), (49, 2803691), (77, 1784167), (119, 1154461), (121, 1135379), (187, 734657), (203, 676753), (319, 430661), (329, 417571), (493, 278663), (517, 265727), (539, 254881), (799, 171941), (833, 164923), (847, 162197), (1309, 104951), (1363, 100793), (1421, 96679), (2057, 66787), (2233, 61523), (2303, 59653), (3451, 39809), (3509, 39151), (3619, 37961), (5423, 25333), (5593, 24563), (5687, 24157), (5929, 23171), (8789, 15631), (9163, 14993), (9541, 14399)]