81661635

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{433}}^1$

素因数の和:585

約数の個数: 64

約数和(自身を含む): 159989760

約数和(自身を除く): 78328125

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 127, 135, 165, 297, 381, 433, 495, 635, 1143, 1299, 1397, 1485, 1905, 2165, 3429, 3897, 4191, 4763, 5715, 6495, 6985, 11691, 12573, 14289, 17145, 19485, 20955, 23815, 37719, 42867, 54991, 58455, 62865, 71445, 128601, 164973, 188595, 214335, 274955, 494919, 604901, 643005, 824865, 1484757, 1814703, 2474595, 3024505, 5444109, 7423785, 9073515, 16332327, 27220545, 81661635]

約数ペア:

[(1, 81661635), (3, 27220545), (5, 16332327), (9, 9073515), (11, 7423785), (15, 5444109), (27, 3024505), (33, 2474595), (45, 1814703), (55, 1484757), (99, 824865), (127, 643005), (135, 604901), (165, 494919), (297, 274955), (381, 214335), (433, 188595), (495, 164973), (635, 128601), (1143, 71445), (1299, 62865), (1397, 58455), (1485, 54991), (1905, 42867), (2165, 37719), (3429, 23815), (3897, 20955), (4191, 19485), (4763, 17145), (5715, 14289), (6495, 12573), (6985, 11691)]