27886815

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:325

約数の個数: 64

約数和(自身を含む): 54950400

約数和(自身を除く): 27063585

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 89, 99, 135, 165, 211, 267, 297, 445, 495, 633, 801, 979, 1055, 1335, 1485, 1899, 2321, 2403, 2937, 3165, 4005, 4895, 5697, 6963, 8811, 9495, 11605, 12015, 14685, 18779, 20889, 26433, 28485, 34815, 44055, 56337, 62667, 93895, 104445, 132165, 169011, 206569, 281685, 313335, 507033, 619707, 845055, 1032845, 1859121, 2535165, 3098535, 5577363, 9295605, 27886815]

約数ペア:

[(1, 27886815), (3, 9295605), (5, 5577363), (9, 3098535), (11, 2535165), (15, 1859121), (27, 1032845), (33, 845055), (45, 619707), (55, 507033), (89, 313335), (99, 281685), (135, 206569), (165, 169011), (211, 132165), (267, 104445), (297, 93895), (445, 62667), (495, 56337), (633, 44055), (801, 34815), (979, 28485), (1055, 26433), (1335, 20889), (1485, 18779), (1899, 14685), (2321, 12015), (2403, 11605), (2937, 9495), (3165, 8811), (4005, 6963), (4895, 5697)]