201609729

素因数分解:

$3^4\times {\mathrm{647}}^1\times {\mathrm{3847}}^1$

素因数の和:4506

約数の個数: 20

約数和(自身を含む): 301713984

約数和(自身を除く): 100104255

約数列:

[1, 3, 9, 27, 81, 647, 1941, 3847, 5823, 11541, 17469, 34623, 52407, 103869, 311607, 2489009, 7467027, 22401081, 67203243, 201609729]

約数ペア:

[(1, 201609729), (3, 67203243), (9, 22401081), (27, 7467027), (81, 2489009), (647, 311607), (1941, 103869), (3847, 52407), (5823, 34623), (11541, 17469)]