54640485

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{63907}}^1$

素因数の和:63937

約数の個数: 24

約数和(自身を含む): 99696480

約数和(自身を除く): 45055995

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 63907, 191721, 319535, 575163, 958605, 1214233, 2875815, 3642699, 6071165, 10928097, 18213495, 54640485]

約数ペア:

[(1, 54640485), (3, 18213495), (5, 10928097), (9, 6071165), (15, 3642699), (19, 2875815), (45, 1214233), (57, 958605), (95, 575163), (171, 319535), (285, 191721), (855, 63907)]