253612

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:141

約数の個数: 24

約数和(自身を含む): 483840

約数和(自身を除く): 230228

約数列:

[1, 2, 4, 19, 38, 47, 71, 76, 94, 142, 188, 284, 893, 1349, 1786, 2698, 3337, 3572, 5396, 6674, 13348, 63403, 126806, 253612]

約数ペア:

[(1, 253612), (2, 126806), (4, 63403), (19, 13348), (38, 6674), (47, 5396), (71, 3572), (76, 3337), (94, 2698), (142, 1786), (188, 1349), (284, 893)]