27720495

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1697}}^1$

素因数の和:1733

約数の個数: 48

約数和(自身を含む): 54200160

約数和(自身を除く): 26479665

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 121, 135, 165, 297, 363, 495, 605, 1089, 1485, 1697, 1815, 3267, 5091, 5445, 8485, 15273, 16335, 18667, 25455, 45819, 56001, 76365, 93335, 168003, 205337, 229095, 280005, 504009, 616011, 840015, 1026685, 1848033, 2520045, 3080055, 5544099, 9240165, 27720495]

約数ペア:

[(1, 27720495), (3, 9240165), (5, 5544099), (9, 3080055), (11, 2520045), (15, 1848033), (27, 1026685), (33, 840015), (45, 616011), (55, 504009), (99, 280005), (121, 229095), (135, 205337), (165, 168003), (297, 93335), (363, 76365), (495, 56001), (605, 45819), (1089, 25455), (1485, 18667), (1697, 16335), (1815, 15273), (3267, 8485), (5091, 5445)]