321017473

素因数分解:

$7^3\times {\mathrm{47}}^1\times {\mathrm{19913}}^1$

素因数の和:19981

約数の個数: 16

約数和(自身を含む): 382348800

約数和(自身を除く): 61331327

約数列:

[1, 7, 47, 49, 329, 343, 2303, 16121, 19913, 139391, 935911, 975737, 6551377, 6830159, 45859639, 321017473]

約数ペア:

[(1, 321017473), (7, 45859639), (47, 6830159), (49, 6551377), (329, 975737), (343, 935911), (2303, 139391), (16121, 19913)]