137767581

素因数分解:

$3^3\times 7^1\times {\mathrm{728929}}^1$

素因数の和:728945

約数の個数: 16

約数和(自身を含む): 233257600

約数和(自身を除く): 95490019

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 728929, 2186787, 5102503, 6560361, 15307509, 19681083, 45922527, 137767581]

約数ペア:

[(1, 137767581), (3, 45922527), (7, 19681083), (9, 15307509), (21, 6560361), (27, 5102503), (63, 2186787), (189, 728929)]