201661355

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{8081}}^1$

素因数の和:8147

約数の個数: 32

約数和(自身を含む): 297934848

約数和(自身を除く): 96273493

約数列:

[1, 5, 7, 23, 31, 35, 115, 155, 161, 217, 713, 805, 1085, 3565, 4991, 8081, 24955, 40405, 56567, 185863, 250511, 282835, 929315, 1252555, 1301041, 1753577, 5761753, 6505205, 8767885, 28808765, 40332271, 201661355]

約数ペア:

[(1, 201661355), (5, 40332271), (7, 28808765), (23, 8767885), (31, 6505205), (35, 5761753), (115, 1753577), (155, 1301041), (161, 1252555), (217, 929315), (713, 282835), (805, 250511), (1085, 185863), (3565, 56567), (4991, 40405), (8081, 24955)]