27643275

素因数分解:

$3^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1$

素因数の和:123

約数の個数: 120

約数和(自身を含む): 59955984

約数和(自身を除く): 32312709

約数列:

[1, 3, 5, 9, 11, 15, 17, 25, 27, 33, 45, 51, 55, 73, 75, 81, 85, 99, 135, 153, 165, 187, 219, 225, 255, 275, 297, 365, 405, 425, 459, 495, 561, 657, 675, 765, 803, 825, 891, 935, 1095, 1241, 1275, 1377, 1485, 1683, 1825, 1971, 2025, 2295, 2409, 2475, 2805, 3285, 3723, 3825, 4015, 4455, 4675, 5049, 5475, 5913, 6205, 6885, 7227, 7425, 8415, 9855, 11169, 11475, 12045, 13651, 14025, 15147, 16425, 18615, 20075, 21681, 22275, 25245, 29565, 31025, 33507, 34425, 36135, 40953, 42075, 49275, 55845, 60225, 65043, 68255, 75735, 93075, 100521, 108405, 122859, 126225, 147825, 167535, 180675, 204765, 279225, 325215, 341275, 368577, 378675, 502605, 542025, 614295, 837675, 1023825, 1105731, 1626075, 1842885, 2513025, 3071475, 5528655, 9214425, 27643275]

約数ペア:

[(1, 27643275), (3, 9214425), (5, 5528655), (9, 3071475), (11, 2513025), (15, 1842885), (17, 1626075), (25, 1105731), (27, 1023825), (33, 837675), (45, 614295), (51, 542025), (55, 502605), (73, 378675), (75, 368577), (81, 341275), (85, 325215), (99, 279225), (135, 204765), (153, 180675), (165, 167535), (187, 147825), (219, 126225), (225, 122859), (255, 108405), (275, 100521), (297, 93075), (365, 75735), (405, 68255), (425, 65043), (459, 60225), (495, 55845), (561, 49275), (657, 42075), (675, 40953), (765, 36135), (803, 34425), (825, 33507), (891, 31025), (935, 29565), (1095, 25245), (1241, 22275), (1275, 21681), (1377, 20075), (1485, 18615), (1683, 16425), (1825, 15147), (1971, 14025), (2025, 13651), (2295, 12045), (2409, 11475), (2475, 11169), (2805, 9855), (3285, 8415), (3723, 7425), (3825, 7227), (4015, 6885), (4455, 6205), (4675, 5913), (5049, 5475)]