216535

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:174

約数の個数: 16

約数和(自身を含む): 294912

約数和(自身を除く): 78377

約数列:

[1, 5, 11, 31, 55, 127, 155, 341, 635, 1397, 1705, 3937, 6985, 19685, 43307, 216535]

約数ペア:

[(1, 216535), (5, 43307), (11, 19685), (31, 6985), (55, 3937), (127, 1705), (155, 1397), (341, 635)]