49207905

素因数分解:

$3^4\times 5^1\times {\mathrm{121501}}^1$

素因数の和:121518

約数の個数: 20

約数和(自身を含む): 88210452

約数和(自身を除く): 39002547

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 121501, 364503, 607505, 1093509, 1822515, 3280527, 5467545, 9841581, 16402635, 49207905]

約数ペア:

[(1, 49207905), (3, 16402635), (5, 9841581), (9, 5467545), (15, 3280527), (27, 1822515), (45, 1093509), (81, 607505), (135, 364503), (405, 121501)]