15877719

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^3\times {\mathrm{73}}^1$

素因数の和:129

約数の個数: 48

約数和(自身を含む): 27474720

約数和(自身を除く): 11597001

約数列:

[1, 3, 9, 11, 13, 33, 39, 73, 99, 117, 143, 169, 219, 429, 507, 657, 803, 949, 1287, 1521, 1859, 2197, 2409, 2847, 5577, 6591, 7227, 8541, 10439, 12337, 16731, 19773, 24167, 31317, 37011, 72501, 93951, 111033, 135707, 160381, 217503, 407121, 481143, 1221363, 1443429, 1764191, 5292573, 15877719]

約数ペア:

[(1, 15877719), (3, 5292573), (9, 1764191), (11, 1443429), (13, 1221363), (33, 481143), (39, 407121), (73, 217503), (99, 160381), (117, 135707), (143, 111033), (169, 93951), (219, 72501), (429, 37011), (507, 31317), (657, 24167), (803, 19773), (949, 16731), (1287, 12337), (1521, 10439), (1859, 8541), (2197, 7227), (2409, 6591), (2847, 5577)]