203485278

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{229}}^1$

素因数の和:441

約数の個数: 64

約数和(自身を含む): 438773760

約数和(自身を除く): 235288482

約数列:

[1, 2, 3, 6, 23, 46, 47, 69, 94, 137, 138, 141, 229, 274, 282, 411, 458, 687, 822, 1081, 1374, 2162, 3151, 3243, 5267, 6302, 6439, 6486, 9453, 10534, 10763, 12878, 15801, 18906, 19317, 21526, 31373, 31602, 32289, 38634, 62746, 64578, 94119, 148097, 188238, 247549, 296194, 444291, 495098, 721579, 742647, 888582, 1443158, 1474531, 1485294, 2164737, 2949062, 4329474, 4423593, 8847186, 33914213, 67828426, 101742639, 203485278]

約数ペア:

[(1, 203485278), (2, 101742639), (3, 67828426), (6, 33914213), (23, 8847186), (46, 4423593), (47, 4329474), (69, 2949062), (94, 2164737), (137, 1485294), (138, 1474531), (141, 1443158), (229, 888582), (274, 742647), (282, 721579), (411, 495098), (458, 444291), (687, 296194), (822, 247549), (1081, 188238), (1374, 148097), (2162, 94119), (3151, 64578), (3243, 62746), (5267, 38634), (6302, 32289), (6439, 31602), (6486, 31373), (9453, 21526), (10534, 19317), (10763, 18906), (12878, 15801)]