1278023733

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1201}}^1$

素因数の和:1367

約数の個数: 72

約数和(自身を含む): 2280145920

約数和(自身を除く): 1002122187

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 127, 133, 147, 171, 381, 399, 441, 889, 931, 1143, 1197, 1201, 2413, 2667, 2793, 3603, 6223, 7239, 8001, 8379, 8407, 10809, 16891, 18669, 21717, 22819, 25221, 50673, 56007, 58849, 68457, 75663, 118237, 152019, 152527, 159733, 176547, 205371, 354711, 457581, 479199, 529641, 1064133, 1067689, 1118131, 1372743, 1437597, 2898013, 3203067, 3354393, 7473823, 8694039, 9609201, 10063179, 20286091, 22421469, 26082117, 60858273, 67264407, 142002637, 182574819, 426007911, 1278023733]

約数ペア:

[(1, 1278023733), (3, 426007911), (7, 182574819), (9, 142002637), (19, 67264407), (21, 60858273), (49, 26082117), (57, 22421469), (63, 20286091), (127, 10063179), (133, 9609201), (147, 8694039), (171, 7473823), (381, 3354393), (399, 3203067), (441, 2898013), (889, 1437597), (931, 1372743), (1143, 1118131), (1197, 1067689), (1201, 1064133), (2413, 529641), (2667, 479199), (2793, 457581), (3603, 354711), (6223, 205371), (7239, 176547), (8001, 159733), (8379, 152527), (8407, 152019), (10809, 118237), (16891, 75663), (18669, 68457), (21717, 58849), (22819, 56007), (25221, 50673)]