13290277

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1$

素因数の和:130

約数の個数: 48

約数和(自身を含む): 19305216

約数和(自身を除く): 6014939

約数列:

[1, 7, 11, 13, 17, 71, 77, 91, 119, 121, 143, 187, 221, 497, 781, 847, 923, 1001, 1207, 1309, 1547, 1573, 2057, 2431, 5467, 6461, 8449, 8591, 10153, 11011, 13277, 14399, 15691, 17017, 26741, 60137, 71071, 92939, 109837, 111683, 146047, 172601, 187187, 781781, 1022329, 1208207, 1898611, 13290277]

約数ペア:

[(1, 13290277), (7, 1898611), (11, 1208207), (13, 1022329), (17, 781781), (71, 187187), (77, 172601), (91, 146047), (119, 111683), (121, 109837), (143, 92939), (187, 71071), (221, 60137), (497, 26741), (781, 17017), (847, 15691), (923, 14399), (1001, 13277), (1207, 11011), (1309, 10153), (1547, 8591), (1573, 8449), (2057, 6461), (2431, 5467)]