138455128

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{130127}}^1$

素因数の和:130159

約数の個数: 32

約数和(自身を含む): 312307200

約数和(自身を除く): 173852072

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 130127, 260254, 520508, 910889, 1041016, 1821778, 2472413, 3643556, 4944826, 7287112, 9889652, 17306891, 19779304, 34613782, 69227564, 138455128]

約数ペア:

[(1, 138455128), (2, 69227564), (4, 34613782), (7, 19779304), (8, 17306891), (14, 9889652), (19, 7287112), (28, 4944826), (38, 3643556), (56, 2472413), (76, 1821778), (133, 1041016), (152, 910889), (266, 520508), (532, 260254), (1064, 130127)]