68860389

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:194

約数の個数: 48

約数和(自身を含む): 107362752

約数和(自身を除く): 38502363

約数列:

[1, 3, 13, 19, 39, 57, 67, 73, 201, 219, 247, 361, 741, 871, 949, 1083, 1273, 1387, 2613, 2847, 3819, 4161, 4693, 4891, 14079, 14673, 16549, 18031, 24187, 26353, 49647, 54093, 63583, 72561, 79059, 92929, 190749, 278787, 314431, 342589, 943293, 1027767, 1208077, 1765651, 3624231, 5296953, 22953463, 68860389]

約数ペア:

[(1, 68860389), (3, 22953463), (13, 5296953), (19, 3624231), (39, 1765651), (57, 1208077), (67, 1027767), (73, 943293), (201, 342589), (219, 314431), (247, 278787), (361, 190749), (741, 92929), (871, 79059), (949, 72561), (1083, 63583), (1273, 54093), (1387, 49647), (2613, 26353), (2847, 24187), (3819, 18031), (4161, 16549), (4693, 14673), (4891, 14079)]