51135975

素因数分解:

$3^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:198

約数の個数: 96

約数和(自身を含む): 104993280

約数和(自身を除く): 53857305

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 55, 71, 75, 97, 99, 135, 165, 213, 225, 275, 291, 297, 355, 485, 495, 639, 675, 781, 825, 873, 1065, 1067, 1455, 1485, 1775, 1917, 2343, 2425, 2475, 2619, 3195, 3201, 3905, 4365, 5325, 5335, 6887, 7029, 7275, 7425, 9585, 9603, 11715, 13095, 15975, 16005, 19525, 20661, 21087, 21825, 26675, 28809, 34435, 35145, 47925, 48015, 58575, 61983, 65475, 75757, 80025, 103305, 105435, 144045, 172175, 175725, 185949, 227271, 240075, 309915, 378785, 516525, 527175, 681813, 720225, 929745, 1136355, 1549575, 1893925, 2045439, 3409065, 4648725, 5681775, 10227195, 17045325, 51135975]

約数ペア:

[(1, 51135975), (3, 17045325), (5, 10227195), (9, 5681775), (11, 4648725), (15, 3409065), (25, 2045439), (27, 1893925), (33, 1549575), (45, 1136355), (55, 929745), (71, 720225), (75, 681813), (97, 527175), (99, 516525), (135, 378785), (165, 309915), (213, 240075), (225, 227271), (275, 185949), (291, 175725), (297, 172175), (355, 144045), (485, 105435), (495, 103305), (639, 80025), (675, 75757), (781, 65475), (825, 61983), (873, 58575), (1065, 48015), (1067, 47925), (1455, 35145), (1485, 34435), (1775, 28809), (1917, 26675), (2343, 21825), (2425, 21087), (2475, 20661), (2619, 19525), (3195, 16005), (3201, 15975), (3905, 13095), (4365, 11715), (5325, 9603), (5335, 9585), (6887, 7425), (7029, 7275)]