205697745

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{138517}}^1$

素因数の和:138542

約数の個数: 32

約数和(自身を含む): 398931840

約数和(自身を除く): 193234095

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 297, 495, 1485, 138517, 415551, 692585, 1246653, 1523687, 2077755, 3739959, 4571061, 6233265, 7618435, 13713183, 18699795, 22855305, 41139549, 68565915, 205697745]

約数ペア:

[(1, 205697745), (3, 68565915), (5, 41139549), (9, 22855305), (11, 18699795), (15, 13713183), (27, 7618435), (33, 6233265), (45, 4571061), (55, 3739959), (99, 2077755), (135, 1523687), (165, 1246653), (297, 692585), (495, 415551), (1485, 138517)]