254388134

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{449}}^1$

素因数の和:765

約数の個数: 64

約数和(自身を含む): 515289600

約数和(自身を除く): 260901466

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 283, 286, 449, 566, 898, 1001, 1981, 2002, 3113, 3143, 3679, 3962, 4939, 5837, 6226, 6286, 7358, 9878, 11674, 21791, 25753, 34573, 40469, 40859, 43582, 51506, 64207, 69146, 80938, 81718, 127067, 128414, 254134, 283283, 449449, 566566, 889469, 898898, 1397737, 1651871, 1778938, 2795474, 3303742, 9784159, 11563097, 18170581, 19568318, 23126194, 36341162, 127194067, 254388134]

約数ペア:

[(1, 254388134), (2, 127194067), (7, 36341162), (11, 23126194), (13, 19568318), (14, 18170581), (22, 11563097), (26, 9784159), (77, 3303742), (91, 2795474), (143, 1778938), (154, 1651871), (182, 1397737), (283, 898898), (286, 889469), (449, 566566), (566, 449449), (898, 283283), (1001, 254134), (1981, 128414), (2002, 127067), (3113, 81718), (3143, 80938), (3679, 69146), (3962, 64207), (4939, 51506), (5837, 43582), (6226, 40859), (6286, 40469), (7358, 34573), (9878, 25753), (11674, 21791)]