28978873

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{16363}}^1$

素因数の和:16404

約数の個数: 16

約数和(自身を含む): 37702656

約数和(自身を除く): 8723783

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 16363, 114541, 179993, 376349, 1259951, 2634443, 4139839, 28978873]

約数ペア:

[(1, 28978873), (7, 4139839), (11, 2634443), (23, 1259951), (77, 376349), (161, 179993), (253, 114541), (1771, 16363)]