27897615

素因数分解:

$3^5\times 5^1\times {\mathrm{22961}}^1$

素因数の和:22981

約数の個数: 24

約数和(自身を含む): 50149008

約数和(自身を除く): 22251393

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 22961, 68883, 114805, 206649, 344415, 619947, 1033245, 1859841, 3099735, 5579523, 9299205, 27897615]

約数ペア:

[(1, 27897615), (3, 9299205), (5, 5579523), (9, 3099735), (15, 1859841), (27, 1033245), (45, 619947), (81, 344415), (135, 206649), (243, 114805), (405, 68883), (1215, 22961)]