87504219

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:202

約数の個数: 80

約数和(自身を含む): 155247840

約数和(自身を除く): 67743621

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 53, 81, 99, 109, 153, 159, 187, 297, 327, 459, 477, 561, 583, 891, 901, 981, 1199, 1377, 1431, 1683, 1749, 1853, 2703, 2943, 3597, 4293, 5049, 5247, 5559, 5777, 8109, 8829, 9911, 10791, 15147, 15741, 16677, 17331, 20383, 24327, 29733, 32373, 47223, 50031, 51993, 61149, 63547, 72981, 89199, 97119, 98209, 150093, 155979, 183447, 190641, 267597, 294627, 467937, 550341, 571923, 802791, 883881, 1080299, 1651023, 1715769, 2651643, 3240897, 5147307, 7954929, 9722691, 29168073, 87504219]

約数ペア:

[(1, 87504219), (3, 29168073), (9, 9722691), (11, 7954929), (17, 5147307), (27, 3240897), (33, 2651643), (51, 1715769), (53, 1651023), (81, 1080299), (99, 883881), (109, 802791), (153, 571923), (159, 550341), (187, 467937), (297, 294627), (327, 267597), (459, 190641), (477, 183447), (561, 155979), (583, 150093), (891, 98209), (901, 97119), (981, 89199), (1199, 72981), (1377, 63547), (1431, 61149), (1683, 51993), (1749, 50031), (1853, 47223), (2703, 32373), (2943, 29733), (3597, 24327), (4293, 20383), (5049, 17331), (5247, 16677), (5559, 15741), (5777, 15147), (8109, 10791), (8829, 9911)]