28661915

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{449}}^1\times {\mathrm{751}}^1$

素因数の和:1222

約数の個数: 16

約数和(自身を含む): 36547200

約数和(自身を除く): 7885285

約数列:

[1, 5, 17, 85, 449, 751, 2245, 3755, 7633, 12767, 38165, 63835, 337199, 1685995, 5732383, 28661915]

約数ペア:

[(1, 28661915), (5, 5732383), (17, 1685995), (85, 337199), (449, 63835), (751, 38165), (2245, 12767), (3755, 7633)]