289441724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{7127}}^1$

素因数の和:7226

約数の個数: 48

約数和(自身を含む): 603542016

約数和(自身を除く): 314100292

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 71, 142, 143, 284, 286, 572, 781, 923, 1562, 1846, 3124, 3692, 7127, 10153, 14254, 20306, 28508, 40612, 78397, 92651, 156794, 185302, 313588, 370604, 506017, 1012034, 1019161, 2024068, 2038322, 4076644, 5566187, 6578221, 11132374, 13156442, 22264748, 26312884, 72360431, 144720862, 289441724]

約数ペア:

[(1, 289441724), (2, 144720862), (4, 72360431), (11, 26312884), (13, 22264748), (22, 13156442), (26, 11132374), (44, 6578221), (52, 5566187), (71, 4076644), (142, 2038322), (143, 2024068), (284, 1019161), (286, 1012034), (572, 506017), (781, 370604), (923, 313588), (1562, 185302), (1846, 156794), (3124, 92651), (3692, 78397), (7127, 40612), (10153, 28508), (14254, 20306)]