28643165

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{13109}}^1$

素因数の和:13156

約数の個数: 16

約数和(自身を含む): 37756800

約数和(自身を除く): 9113635

約数列:

[1, 5, 19, 23, 95, 115, 437, 2185, 13109, 65545, 249071, 301507, 1245355, 1507535, 5728633, 28643165]

約数ペア:

[(1, 28643165), (5, 5728633), (19, 1507535), (23, 1245355), (95, 301507), (115, 249071), (437, 65545), (2185, 13109)]