156943165519

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1\times {\mathrm{1087}}^1\times {\mathrm{1889}}^1$

素因数の和:3223

約数の個数: 32

約数和(自身を含む): 183588249600

約数和(自身を除く): 26645084081

約数列:

[1, 7, 61, 179, 427, 1087, 1253, 1889, 7609, 10919, 13223, 66307, 76433, 115229, 194573, 338131, 464149, 806603, 1362011, 2053343, 2366917, 11868953, 14373401, 20625991, 83082671, 125253923, 144381937, 367548397, 876777461, 2572838779, 22420452217, 156943165519]

約数ペア:

[(1, 156943165519), (7, 22420452217), (61, 2572838779), (179, 876777461), (427, 367548397), (1087, 144381937), (1253, 125253923), (1889, 83082671), (7609, 20625991), (10919, 14373401), (13223, 11868953), (66307, 2366917), (76433, 2053343), (115229, 1362011), (194573, 806603), (338131, 464149)]