13828105

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:253

約数の個数: 24

約数和(自身を含む): 17995392

約数和(自身を除く): 4167287

約数列:

[1, 5, 19, 47, 95, 163, 235, 361, 815, 893, 1805, 3097, 4465, 7661, 15485, 16967, 38305, 58843, 84835, 145559, 294215, 727795, 2765621, 13828105]

約数ペア:

[(1, 13828105), (5, 2765621), (19, 727795), (47, 294215), (95, 145559), (163, 84835), (235, 58843), (361, 38305), (815, 16967), (893, 15485), (1805, 7661), (3097, 4465)]